Answer: (16, 24)
Step-by-step explanation:
Hope this helps , good luck with the rest!
This graph represents the flight path of a model rocket launched in a park.
What do the key features of the curve represent in terms of the flight path of the rocket?
Chose from the drop-down to match each situation.
ill give brainlyest to the first to correctly answer this
The drop down menu is used to match each situation as below.
1. The rocket reached its maximum the x-value of the vertex
height in 5 s.
2. ground level the y-intercept
3. The rocket launcher was the y-value of the point containing
on the ground. the x-intercept on the right
4. The rocket was in the air 10 the x-intercept on the right
5. The maximum height of the the y-value of the vertex
rocket is 50 ft.
6. the time the rocket was the x-value of the point containing the
launched y-intercept
What is the key feature of the curveThe key features of the curve such as the x intercept is the point the launcher and the rocket were on ground.
The vertex is the point the rocket had the maximum and height.
Generally, the curve traces a parabolic path
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Part 1: 12% annual interest on 132000 for 8 days
Part 2: 12% annual interest on 106,750 for 20 days.
If it helps, it's a 5 year note. Assuming 365 days in a year.
The interest for Part 1 is approximately $385.10.
The interest for Part 2 is approximately $709.31.
To calculate the interest for Part 1 and Part 2The formula is as follows:
Interest is calculated as follows: Principal * Rate * Time
Where
Principal represents the starting sumThe interest rate is rateTime measures length in years.Part 1:
$132,000 is the principal.
(Decimal) Rate = 12% = 0.12
Time = 8 days/365 days.
How much interest is there in Part 1?
Interest is calculated as follows : $132,000 * 0.12 * (8/365) = $385.10
Therefore, the interest for Part 1 is approximately $385.10.
Part 2:
$106,750 as the principal
(Decimal) Rate = 12% = 0.12
Time = 20 days / 365 days.
How much interest will there be in Part 2
Interest is calculated as follows : $106,750 * 0.12 * (20/365) = $709.31
Therefore, the interest for Part 2 is approximately $709.31.
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(02.04 LC)
Determine the equation of the line shown in the graph:
graph of a vertical line with an x intercept of negative 1
y = −1
y = 0
x = −1
x = 0
Answer:
x = - 1
Step-by-step explanation:
the equation of a vertical line is
x = c
where c is the value of the x- coordinates the line passes through
the line passes through the x- intercept of - 1 , then
x = - 1 ← equation of vertical line
Choose the correct math expression for: the quotient of 36 and 12.
Answer: 36/12 = 3
Step-by-step explanation:
Answer:
The expression should be something like: 36/12
What spots do they go in
An IQ test is designed so that the mean is 100 and the standard deviation is 15 for the population of normal adults. Find the sample size necessary to estimate the mean IQ score of the residents of a state if you want to be 95% confident that the sample mean is within 4 IQ points of the true mean.
What is the required sample size?
Answer:
55
Step-by-step explanation:
\(\displaystyle MOE = z\biggr(\frac{\sigma}{\sqrt{n}}\biggr)\\\\4=1.96\biggr(\frac{15}{\sqrt{n}}\biggr)\\\\4=\frac{29.4}{\sqrt{n}}\\\\\sqrt{n}=\frac{29.4}{4}\\\\\sqrt{n}=7.35\\\\n=54.0225\\\\n\approx55\uparrow\)
Make sure to always round up the required sample size to the nearest integer!
round 3.94 to the nearst whole
Answer:
4
Step-by-step explanation:
Find the number in the whole number place
3
and look one place to the right for the rounding digit on the right side of the decimal point
9
Round up if this number is greater than or equal to
5
and round down if it is less than
5
A student was asked to give the exact solution to the equation
22x+4-9(2) = 0
The student's attempt is shown below:
22x+49(2)=0
22x+24-9(2) = 0
Let 2* = y
y²-9y+8=0
(y-8)(y-1)=0
y = 8 or y=1
So x = 3 or x = 0
(a) Identify the two errors made by the student.
(b) Find the exact solution to the equation.
(a) The errors made by the student are:
Incorrectly expanding 49(2) as 24 instead of 98.
Mistakenly factoring the quadratic equation as (y - 8)(y - 1) instead of
\(y^{2} - 9y + 8.\)
(b) The exact solution to the equation is x = 7/11.
(a) The student made two errors in their solution:
Error 1: In the step \("22x + 49(2) = 0,"\) the student incorrectly expanded 49(2) as 24 instead of 98. The correct expansion should be 49(2) = 98.
Error 2: In the step \("y^{2} - 9y + 8 = 0,"\) the student mistakenly factored the quadratic equation as (y - 8)(y - 1) = 0. The correct factorization should be \((y - 8)(y - 1) = y^{2} - 9y + 8.\)
(b) To find the exact solution to the equation, let's correct the errors made by the student and solve the equation:
Starting with the original equation: \(22x + 4 - 9(2) = 0\)
Simplifying: 22x + 4 - 18 = 0
Combining like terms: 22x - 14 = 0
Adding 14 to both sides: 22x = 14
Dividing both sides by 22: x = 14/22
Simplifying the fraction: x = 7/11
Therefore, the exact solution to the equation is x = 7/11.
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QUESTION 4
1 POINT
Sonja caught three fish. The weights of the fish were 2 lb 10 oz, 2 lb 8 oz, and 2 lb 11 oz. What was the total weight of the
three fish?
Answer:
Total weight of the three fishes is 7.8125 lb
Step-by-step explanation:
To solve this type of problem we must be aware about lb to ounce conversion. we know that
1 lb = 16 ounce(oz)
So, 2lb 10oz= (2×16+10)oz = 42 oz
Similarly for, 2lb 8oz = (2×16+8)oz = 40oz
and for, 2lb and 11oz = (2×16+11)oz = 43oz
now adding all 3, we can say total weight = (42+40+43)oz = 125oz
To convert oz to lb again we will divide it with 16 so we get
Total weight in lb= \(\frac{125}{16}\) = 7.8125 lb
Therefore total weight of three fishes in ounce is 125oz or 7.8125lbs
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Help please.
Which of the following answers has simplified the following expression by combining like terms correctly? 6b - 2a + 9 - b + 5a Group of answer choices
A 7a + 7b + 9
B 3a + 5b + 9
C 17ab
D none of these answers are correct
Answer:
B is the correct answer
Step-by-step explanation:
You have to do 6b- 1b 5b
-2a+5a= 3a
9
Please help me ASAP
( I will mark brainliest )
Answer:
13.01d − 2.65
The liked terms are "3.26d + 9.75d". Just add them accordingly.
Among all pairs of numbers whose sum is 24, find a pair whose product is as large as possible. Show the work(the steps)! Write an equation of the corresponding quadratic function. How parabola opens? What is the maximum product? Does this function has a maximum value or the minimum value? Explain. Graph the function and upload the image.
The pair of numbers that yields the maximum product when their sum is 24 is (12, 12), and the maximum product is 144. The corresponding quadratic function is P(x) = -x^2 + 24x, and the parabola opens downwards.
To find a pair of numbers whose sum is 24 and whose product is as large as possible, we can use the concept of maximizing a quadratic function.
Let's denote the two numbers as x and y. We know that x + y = 24. We want to maximize the product xy.
To solve this problem, we can rewrite the equation x + y = 24 as y = 24 - x. Now we can express the product xy in terms of a single variable, x:
P(x) = x(24 - x)
This equation represents a quadratic function. To find the maximum value of the product, we need to determine the vertex of the parabola.
The quadratic function can be rewritten as P(x) = -x^2 + 24x. We recognize that the coefficient of x^2 is negative, which means the parabola opens downwards.
To find the vertex of the parabola, we can use the formula x = -b / (2a), where a = -1 and b = 24. Plugging in these values, we get x = -24 / (2 * -1) = 12.
Substituting the value of x into the equation y = 24 - x, we find y = 24 - 12 = 12.
So the pair of numbers that yields the maximum product is (12, 12). The maximum product is obtained by evaluating the quadratic function at the vertex: P(12) = 12(24 - 12) = 12(12) = 144.
Therefore, the maximum product is 144. This quadratic function has a maximum value because the parabola opens downwards.
To graph the function, you can plot several points and connect them to form a parabolic shape. Here is an uploaded image of the graph of the quadratic function: [Image: Parabola Graph]
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A waiter has seven $5 bills and eighteen 1$ from tips.In all how much does he have in tips
Answer:
53$
Step-by-step explanation:
7X5=35
35+18=53
If 3x + 7y = 12 and x-y= 1, then what is the value of 5x + 5y?
Answer:
14.
Step-by-step explanation:
3x + 7y = 12
x - y = 1 Multiply this by -3:
-3x + 3y = -3 Add this to equation 1:
0 + 10y = 9
so y = 9/10 = 0.9.
x - 0.9 = 1
x = 1.9.
So 5x + 5y = 5*1.9 + 5*0.9
= 14.
Please help and thank you
Daniella: Were you thinking of perpendicular lines?
Ori: It seems like you've got the basic idea, but your definition could be more precise.
Kaori: Yes! Well done. Here, have a cookie. You've earned it.
Proportionality yes or no - show work
X y
____ ____
6 -2
7 -1
8 0
9 1
No, the relationship on the table is not proportional
How to determine if the relationship is proportionalFrom the question, we have the following parameters that can be used in our computation:
x y
____ ____
6 -2
7 -1
8 0
9 1
On the table of values, we can see that:
The values of x increase by 1 i.e. 6, then 7, then 8 and finally 9 As these values of x increase by 1, the values of y increase by 1 also i.e. -2, then -1, then 0 and finally 1Using the above as a guide, we have the following:
The relationship is not a proportional relationship
This is so because it does not have a constant rate (addition of 1 to x and y does not represent proportional relationship)
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Select Is a Function or Is not a Function to correctly classify each relation. Is a Function Is not a Function
{(2,2),(4,4),(6,6),(8,8)}
{(0,3),(3,5),(5,6),(8,4)}
{(1,2),(3,3),(4,8),(6,3)}
{(3,4),(5,2),(5,6),(7,3)}
The classification of the ordered pairs as functions and not functions are as follows;
{(2, 2), (4, 4), (6, 6), (8, 8)} is a function
{(0, 3), (3, 5), (5, 6), (8, 4)} is a function
{(1, 2), (3, 3), (4, 8), (6, 3)} is a function
{(3, 4), (5, 2), (5, 6), (7, 3)} is not a function
What is a function?A function is a rule, law or definition that maps the elements of a set of values known as the input, to the elements of a set of values known as the output, such that each element of the input element is mapped to exactly one output element.
The values in each of the set of ordered pairs can be arranged into an input and output set as follows;
{(2, 2), (4, 4), (6, 6), (8, 8)}
Input \({}\) Output
2 \({}\) ⇒ 2
4 \({}\) ⇒ 4
6 \({}\) ⇒ 6
8 \({}\) ⇒ 8
In the above mapping, each input is mapped to exactly (only) one value of the output, such that the relationship is a function.
{(0, 3), (3, 5), (5, 6), (8, 4)}
Input \({}\) Output
0 \({}\) ⇒ 3
3 \({}\) ⇒ 5
5 \({}\) ⇒ 6
8 \({}\) ⇒ 4
In the above mapping, each input is mapped to exactly (only) one value of the output, such that the relationship is a function.
{(1, 2), (3, 3), (4, 8), (6, 3)}
Input \({}\) Output
1 \({}\) ⇒ 2
3 \({}\) ⇒ 3
4 \({}\) ⇒ 8
6 \({}\) ⇒ 3
In the above mapping, each input is mapped to exactly (only) one value of the output, such that the relationship is a function.
{(3, 4), (5, 2), (5, 6), (7, 3)}
Input \({}\) Output
3 \({}\) ⇒ 4
5 \({}\) ⇒ 2
5 \({}\) ⇒ 6
7 \({}\) ⇒ 3
In the above mapping, the input value of 5 has two output values of 2 and 6, therefore, the input, 5 maps to two values of the output, 2 and 6, which indicates that the relationship is not a function
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HELP IT'S DUE TONIGHT!!!!!
If a piece of steel 12 feet long weighs 168 pounds, how much will a piece of steel 20 feet long weigh?
Answer:
280lbs
Step-by-step explanation:
168/12=14
14×20=280
A pattern rule is square, triangle, circle, oval. What is the 50th shape?
Patterns are used to represent sequence of numbers.
The shape at the 50th position is a triangle
The pattern rule is given as: square, triangle, circle, oval.
The number of shapes (n) is given as:
\(n =4\)
So, the 50th shape is calculated using the following absolute operator
\(Shape = 50\%4\)
i.e. divide 50 by 4, and take note of the remainder.
When 50 is divided by 4, the remainder is 2
So, we have:
\(Shape =2\)
This means that, the shape at the 50th position is the same shape at the 2nd position.
Hence, the shape is triangle
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I really really need help understanding this geomtry packet.
Based on the definition of congruent triangles, the measures are:
4. m<R = 75°
5. XY = 6
6. m<X = 55°
7. m<S = 50°
What are Congruent Triangles?Congruent triangles are two triangles that have the same size and shape. This means that all corresponding sides and angles of the two triangles are equal in measure.
Since triangles QRS are congruent to each other, therefore, their corresponding parts will be equal. Thus:
4. m<R = 180 - 55 - 50
m<R = 75°
5. XY = QR = 6
6. m<X = m<Q
m<X = 55°
7. m<S = m<Z
m<S = 50°
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Mitchell found a job that pays a yearly of $57.3k. what is the weekly salary and monthly salary?
1 year = 12 months and 52 weeks.
Divide the yearly salary to find both:
Monthly = 57300/12 = $4,775
Weekly: 57300 / 52 = $1,101.92
What is cos(tan^-1(-2/3))=
cos(tan^(-1)(-2/3)) simplifies to 3√13 / 13.
To evaluate the expression cos(tan^(-1)(-2/3)), we can use the trigonometric identity:
cos(tan^(-1)(x)) = 1 / √(1 + x^2)
In this case, x is -2/3. Substituting the value into the identity:
cos(tan^(-1)(-2/3)) = 1 / √(1 + (-2/3)^2)
Now, let's calculate the value:
cos(tan^(-1)(-2/3)) = 1 / √(1 + 4/9)
= 1 / √(13/9)
= 1 / (√13/3)
= 3 / √13
= 3√13 / 13
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need some help please
The values are given below,
Left Hand Limit i.e. \(\lim_{x \to 1^-} f(x)\) = 3 ,
Right Hand Limit i.e. \(\lim_{x \to 1^+} f(x)\) = 1 ,
Function value at x = 1 \(f(1)\) = 1 ,
Left Hand Derivative \(\lim_{x \to 1^-} f'(x)\) = -6 and
Right Hand Derivative \(\lim_{x \to 1^+} f'(x)\) = -6.
So, the function f(x) is neither continuous nor differentiable at x = 1.
Given, a piecewise function
3㏑(3 - 2x) + 3 for x < 1
f(x) =
-3x² + 4 for x ≥ 1
Now, for \(\lim_{x \to 1^-} f(x)\) we will consider the function 3㏑(3 - 2x) + 3, as we have to find the Left Hand Limit of the function, at x = 1.
\(\lim_{x \to 1}\) 3㏑(3 - 2x) + 3 = 3㏑(3 - 2(1)) + 3
= 3 ㏑(1) + 3
= 0 + 3
= 3
Now, for \(\lim_{x \to 1^+} f(x)\) we will consider the function -3x² + 4, as we have to find the Right Hand Limit of the function, at x = 1.
\(\lim_{x \to 1}\) -3x² + 4 = -3(1)² + 4
= -3 + 4
= 1
Now, for \(f(1)\) we will consider the function -3x² + 4,
\(f(1)\) = -3(1)² + 4
= -3 + 4
= 1
Now, for \(\lim_{x \to 1^-} f'(x)\) we will consider the derivative of the function
3㏑(3 - 2x) + 3,
\(\lim_{x \to 1}\) -6/(3 - 2x) = -6/(3 - 2(1))
= -6
Now, for \(\lim_{x \to 1^+} f'(x)\) we will consider the derivative of the function
-3x² + 4,
\(\lim_{x \to 1}\) -6x = -6(1)
= -6
So, the function f(x) is neither continuous nor differentiable at x = 1.
Hence, \(\lim_{x \to 1^-} f(x)\) = 3 , \(\lim_{x \to 1^+} f(x)\) = 1 , \(f(1)\) = 1 , \(\lim_{x \to 1^-} f'(x)\) = -6 and \(\lim_{x \to 1^+} f'(x)\) = -6
The function is neither continuous nor differentiable at x = 1.
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Find the value of x. Assume that segments that appear to be tangent are tangent. Round to the nearest tenth.
Check the picture below.
\(\textit{using the pythagorean theorem} \\\\ c^2=a^2+b^2 \qquad \begin{cases} c=\stackrel{hypotenuse}{24+x}\\ a=\stackrel{adjacent}{24}\\ b=\stackrel{opposite}{32}\\ \end{cases}\implies (24+x)^2~~ = ~~24^2+32^2 \\\\\\ (24+x)(24+x)~~ = ~~24^2+32^2\implies \stackrel{F~O~I~L}{24^2+48x+x^2}~~ = ~~24^2+32^2 \\\\\\ 48x+x^2=32^2\implies x^2+48x-32^2=0\implies x^2+48x-1024=0 \\\\\\ (x-16)(x+64)=0\implies x= \begin{cases} 16~~\textit{\Large \checkmark}\\\\ -64 \end{cases}\)
notice, we didn't use -64, since the value of "x" must be a positive value.
y=3x-1 passes through (3,2)
The equation of the line passing through y = 3x-1 and (3,2) is y = 3x-7.
According to the question,
We have the following information:
y = 3x-1 and the point through which line is passing is (3,2)
We know that the slope of the given line (denoted by m) is 3.
Now, the following formula is used to find the equation of the line passing through a point:
y-y' = m(x-x')
In this case, we have x' = 3 and y' = 2.
y-2 = 3(x-3)
y-2 = 3x-9
Moving 2 from the left hand side to the right hand side will result in the change of the sign from minus to plus:
y = 3x-9+2
y = 3x-7
Hence, the equation of the line passing through y = 3x-1 and (3,2) is y = 3x-7.
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lement3
Periodic Table of the
18
13 14 15 16 17
1
2
3
3
4
8 9 10 11 12
6
Where in the periodic table are almost all nonmetals located?
A. In rows 2 and 3
B. In groups 1 and 12
C. To the left of the diagonal red line.
D. To the right of the diagonal red line.
2 Which atomic model did Rutherford propose based on the results of his
Answer:
Its D
Step-by-step explanation:
There are 17 nonmetal elements, and all are located on the right side of the periodic table with the exception of hydrogen, which is on the top left side. Nonmetal elements have relatively low boiling points, are poor conductors of heat and electricity, and don't like to lose electrons.
Have a Great Day!!
The graph compares the weights in pounds of 100 dogs and cats that are brought in
to a veterinarian's office. Using the medians, how much more does a typical dog weigh than a typical cat?
Answer:20
Step-by-step explanation:this is wrong
Answer:
40
Step-by-step explanation:
subtract median of dogs and median of cats
s a right triangle. If RQ = 8, what is PQ
Answer:
PQ = 4
Step-by-step explanation:
\(tan(30)=\frac{RQ}{8}\\RQ=8tan(30)\\RQ=\frac{8}{3}\\RQ=\frac{8}{3}/3\\HYPOTENUSE=8\\PQ = 4\\\)
How can I find the length of the lettered sides in the triangle?
Given:
In a right triangle,
The length of the adjacent side is P.
The length of the hypotenuse side is 12cm.
The angle is 60 degrees.
To find:
The value of P.
Explanation:
Using the formula of trigonometric ratio,
\(\cos\theta=\frac{adj}{hyp}\)On substitution we get,
\(\begin{gathered} \cos60^{\circ}=\frac{P}{12} \\ P=12\cos60^{\circ} \\ P=12(\frac{1}{2}) \\ P=6cm \end{gathered}\)Final answer:
The value of P is 6cm.
Suppose you are given a rectangular piece of cardboard having length 6x+2 inches and width 2x−4 inches. Then you cut out a square from this piece of cardboard having side length x inches. Find the area of the remaining piece of cardboard expressed in terms of x.
To determine the area of the remaining piece of cardboard expressed in terms of x when a square of side length x inches is cut out from a rectangular piece of cardboard having a length of 6x+2 inches and a width of 2x-4 inches, use the following steps.
Draw and label a diagram of the problem. The rectangle should be labeled as 6x+2 inches by 2x-4 inches, and the square cut out should be labeled as x inches by x inches. This is how the diagram looks like: Determine the area of the rectangle, Arect.
The area of the rectangle is given by the product of its length and width. Thus, Arect = (6x + 2)(2x - 4) Determine the area of the square, Asq. The area of the square is given by the square of its side length. Thus, Asq = x²Step 4: Determine the area of the remaining cardboard after the square is cut out, Ar.
This is the difference between the area of the rectangle and the area of the square. Thus, Ar = Arect - Asq= (6x + 2)(2x - 4) - x²= 12x² - 20x - 16
Simplify the expression. The final answer is given in terms of x. Thus, Ar = 12x² - 20x - 16.The area of the remaining piece of cardboard is expressed in terms of x as 12x² - 20x - 16.
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