Answer:
Step-by-step explanation:
How can you show that a quadrilateral is a square with the fewest steps?all 4 sides equalall interior angles equal 90°
2 cubed x what x 5 = 120
please i really need help
Answer:
2x3x5=120
Step-by-step explanation:
Answer:
30 is the missing number.
Step-by-step explanation:
The equation is,
→ 2³ × x × 5 = 120
Then the value of x will be,
→ 2³ × x × 5 = 120
→ 8 × x × 5 = 120
→ x × 40 = 120
→ x = 120/40
→ [ x = 30 ]
Hence, the value of x is 30.
y +2=5
What is the answer?
Answer:
y = 3
Step-by-step explanation:
\(y + 2 = 5 \\ y = 5 - 2 \\ y = 3\)
Answer:
y = 3
Step-by-step explanation:
Subtract 2 from each side, so it now looks like this: y = 3Solve 5x² = 125
○x = 5i and -5i
○ no solutions
○x = 5 and -5
○x = 5
Answer:
x = 5 and -5
Step-by-step explanation:
5\(x^{2}\) = 125
5\((5^{2})\)
5(25)
125
5\((-5)^{2}\)
5(25)
125
Same answer when x = 5 an d when x = -5
Rita discovered that a lab thermometer in her Chemistry class is not accurate. She created the table to show the relationship between x, the thermometer’s temperature reading, and y, the actual temperature. Which equation represents the relationship between x and y shown in the table?
A. y=x+1
B. y=-x
C. y=4x
D.y=x+4
Answer:
D. y=x+4Step-by-step explanation:
According to given table, we can see each line has relationship:
x - y = -4Convert this into equation of the line:
y = x + 4Correct choice is D
Your school raised 125% of its fundraising goal.The School raised $4500.What was the goal?
Answer:
3600
Step-by-step explanation:
125%=4500
5*25%=4500
25%=900
125%-25%=100%
4500-900=3600
Solve the equation cos x - xe =0 in the interval [0,1]. Use the results of the bisection method in the 10th iteration. O 0.617 O 0.517 O 0.527 O none of the choices
After the 10th iteration, the estimated value of the root obtained by the bisection method is approximately 0.517. Option B
To solve the equation cos(x) - x * e = 0 in the interval [0, 1] using the bisection method, we start by checking the function values at the endpoints of the interval.
For x = 0:
cos(0) - 0 * e = 1 - 0 = 1
For x = 1:
cos(1) - 1 * e ≈ 0.54 - 2.72 ≈ -2.18
Since the function values at the endpoints have opposite signs, we can apply the bisection method to find the root within the interval.
The bisection method involves repeatedly dividing the interval in half and checking the function value at the midpoint until a sufficiently accurate approximation is obtained. In this case, we will perform 10 iterations.
After the 10th iteration, the estimated value of the root obtained by the bisection method is approximately 0.517.
Therefore, the correct answer is OB) 0.517.
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please help no links and don't cheat, please
Answer:
√441=21
√361=19
√401=20.02 or 20
Suppose D has a coordinate of 11 and DE = 5. What are the possible
midpoints of DE?
Answer:
(5.5,8) and (5.5,3) are the possible midpoints
Step-by-step explanation:
Given
\(D = 11\)
\(DE = 5\)
Required
Determine the midpoint of DE
First, we need to determine the coordinates of E
If E is at the right of DE, then
\(D - E = 5\)
\(11 - E = 5\)
\(E = 11 - 5\)
\(E = 6\)
Hence,
(D,E) = (11,6)
Calculate Midpoint
\(Midpoint = \frac{1}{2} * (11,6)\)
\(Midpoint = (5.5,3)\)
Else:
\(E - D = 5\)
\(E - 11 = 5\)
\(E = 11 + 5\)
\(E = 16\)
Hence,
(D,E) = (11,16)
Calculate Midpoint
\(Midpoint = \frac{1}{2} * (11,16)\)
\(Midpoint = (5.5,8)\)
(5.5,8) and (5.5,3) are the possible midpoints
see image for question. HELP PLEASE
Answer: the last question at the very bottom
Step-by-step explanation:
the graph is not a scatter plot, so its a line plot .
Write an equation for the nth term of the geometric sequence 3, -24, 192, ...
An=
The nth term of the geometric sequence is Aₙ = -3/8 (-8)ⁿ
What is Geometric Progression?Geometric progression is a sequence of numbers such that the ratio of two consecutive numbers is the same for whole sequence.
This ratio is common ratio.
The given geometric sequence is 3, -24, 192, ...
First term = 3
Common ratio of the given sequence = -24 / 3 = -8
nth term of a geometric sequence is given by,
Aₙ = a rⁿ⁻¹, where a is the first term and r is the common ratio.
Here a = 3 and r = -8
Aₙ = 3 (-8)ⁿ⁻¹
= 3 (-8ⁿ / -8)
= -3/8 (-8ⁿ)
Hence Aₙ = -3/8 (-8)ⁿ is the nth term.
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You received an $8500 bonus, which was 12% of your salary. What is your annual salary with this bonus?
$79333
Step-by-step explanation:\(salary:x\)
\(12\%x=8500\)
\(x=8500\div 12\%\)
\(x=70833\)
\(70833+8500=\$79333\)
I hope this helps you
:)
I need help with this problem
"Solve for x
4x ≤ 12"
Please someone help me
x ≤ 3
Step-by-step explanation:
4x ≤ 12
divide each side by 4
x ≤ 3
Which statement corrects the error, or errors, in this definition?In a dilation, each point in the pre image and it’s corresponding point in the image are at equal distances from the given line. Also the line segment joining two such points is perpendicular to the given line.A. The dilation is correctB. A dilation is when a object moves in a circular arc around a pointC. A dilation properly stretches or compresses an object based on a given scale factor D. A dilation moves points a specified distance along a line parallel to a specified line
Remember that a dilation stretches or compresses an object based on a given scale factor, therefore, the correct option is C
You are standing on a ledge and throw a ball from 10 feet above the ground. The speed the ball leaves your hand is 16 feet per second and the acceleration of gravity is -16 feet per second squared.
1. How many seconds does it take to reach the highest point (vertex)?
The ball reached its maximum height at a time of 1 second.
How many time is needed for the ball to reach its maximum height?
In this problem we have the case of a ball that experiments a free fall, that is, a case of an uniform accelerated motion due to gravity. The position of the ball as a function of time is represented by a quadratic equation:
y' = y + v · t + 0.5 · g · t²
Where:
y - Initial position, in feet.v - Initial velocity, in feet per second.t - Time, in seconds.g - Gravitational acceleration, in feet per square second.And to determine the time related to the highest point, we need to rearrange the expression into its standard form:
y' - k = C · (t - h)²
Where:
(h, k) - Coordinates of the vertex.C - Vertex constantFirst, write the quadratic equation:
y' = y + v · t + 0.5 · g · t²
y' = 10 + 16 · t - 8 · t²
Second, complete the square until the standard form is found:
y' - 10 = 16 · t - 8 · t²
y' - 10 = - 8 · (t² - 2 · t)
y' - 18 = - 8 · (t² - 2 · t + 1)
y' - 18 = - 8 · (t - 1)²
The ball takes a time of 1 second to reach its maximum height.
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A teepee is in the shape of a cone. The teepee is 12.5 feet high, 16 feet wide. Find the volume of air that occupies the teepee, assuming it is empty.
Answer:
837.8 ft²
Step-by-step explanation:
The formula for the volume of a cone of base radius r and height h is
V = (1/3)(base area)(height), which here is:
V = (1/3)(π·8² ft²)(12.5 ft), or
V = (π/3)(64 ft²)(12.5 ft) = 837.8 ft²
Xander was in the lead for 75% of the laps during PE. If the race lasted 12 laps, how many laps did Xander lead?
Answer:
9 laps
Step-by-step explanation:
75% of something is the same as three-fourths, or multiplying by 0.75
12 x 0.75 = 9
or you can divide by 4 and then multiply by three if you know what to separate the original number into
12/4 = 3 3 x 3 = 9
What is the temperature increase in degrees Fahrenheit that is equivalent to a temperature increase by 10 degrees Celsius?
The temperature increase in degrees Fahrenheit that is equivalent to a temperature increase by 10 degrees Celsius is 50 degree Fahrenheit.
What is unit conversion?It is defined as the conversion from one quantity unit to another quantity unit followed by the process of division, multiplication by a conversion factor.
As we know:
F = 32 + 1.8C
We have C = 10 degree Celsius
F = 32 + 1.8×10
F = 50 degree Fahrenheit
Thus, the temperature increase in degrees Fahrenheit that is equivalent to a temperature increase by 10 degrees Celsius is 50 degree Fahrenheit.
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Expand (x+2)(x2+x+1)
Answer:
x³ + 3x² + 3x + 2
Step-by-step explanation:
Given
(x + 2)(x² + x + 1)
Each term in the second factor is multiplied by each term in the first factor, that is
x(x² + x + 1) + 2(x² + x + 1) ← distribute both parenthesis
= x³ + x² + x + 2x² + 2x + 2 ← collect like terms
= x³ + 3x² + 3x + 2
For which interval(s) is the function increasing and decreasing?
The derivative of a function may be used to find the function is increasing and decreasing.so first we will derivative of function.Then we can know function is increasing or decreasing.
what is derivative of function?The rate of change of a function with respect to a variable is called derivative of function.We know that f′ carries important information about the original function f. The derivative of a function of a real variable measures the sensitivity to change of a quantity which is determined by another quantity.
How do we find function is increasing or decreasing?To determine the increasing and decreasing intervals.we use the first-order derivative test to check the sign of the derivative in each interval. The interval is increasing if the value of the function f(x) increases with an increase in the value of x and it is decreasing if f(x) decreases with a decrease in x.
Now we get
\(f_{1}\)(x)>0 at each point in an interval then function is increasing.
\(f_{1}\)(x) <0 at each point in an interval then function is decreasing.
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i’m so confused, can someone help me out?
Answer:
3.7001 × 10 to the power of 4 is the answer for #1
Step-by-step explanation:
Scientific notation is a way of writing very large or very small numbers. A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as 6.5 ✕ 10^8.
Patient presents to the ER with apparent chest pain (1 hrs in duration). The Cardiac marker (myoglobin) is negative. What is the recommended course of action? send patient home. monitor and hold patient; repeat for myoglobin for 4 hrs. monitor and hold patient; repeat for myoglobin in 2 hrs. tell lab to perform CKMB and Trop I on original sample.
If a patient presents to the emergency room (ER) with apparent chest pain, the recommended course of action if the cardiac marker (myoglobin) is negative is to monitor and hold the patient; repeat for myoglobin in 2 hrs. Patients with chest pain who present to the emergency room (ER) undergo a thorough diagnostic process.
If the cardiac marker (myoglobin) is negative, the recommended course of action is to monitor and hold the patient; repeat for myoglobin in 2 hrs. It is preferable to repeat the myoglobin test after 2 hours rather than 4 hours since the myoglobin test may be negative during the first few hours of a heart attack. If the myoglobin level is found to be negative again after two hours, the doctor may decide to release the patient and send them home after monitoring their vital signs. The CK-MB (creatine kinase-MB) test and the troponin I test are two other cardiac markers that can help diagnose a heart attack. When the myoglobin test is negative, these tests may be ordered on the same sample that was drawn initially.
However, if the CK-MB and troponin I tests are not ordered on the initial blood sample, they can be drawn after the patient is admitted to the hospital and undergo further tests, especially if their symptoms persist or worsen. Hence, the recommended course of action for a patient who presents to the ER with apparent chest pain and a negative myoglobin test is to monitor and hold the patient, repeat for myoglobin in 2 hrs.
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Linda thinks of three integers. Added two at a time their sums are 80, 93, 87. What are the integers?
Answer:
They are 9, 5 and 8
Step-by-step explanation:
Find the value of x and the measure of the exterior angle. (9x+16) (5x-14)
Answer:
\(x = 15 \: \: .....(5(15)- 14) = 61\)
\((9x + 16 )= (5x - 14) + 90 \\ 9x - 5x = 90 - 14 - 16 \\ 4x = 60 \\ x = \frac{60}{4} \\ x = 15\)
Write a fraction that is equivalent to a terminating decimal between 0.25 and 0.50
The fraction that is equivalent to a terminating decimal between 0.25 and 0.50 will be 2/5.
What is a fraction number?A fraction number is a number that represents the part of the whole, where the whole can be any number. It is in the form of a numerator and a denominator.
The decimal numbers are 0.25 and 0.50.
The decimal number that comes between the decimal numbers 0.25 and 0.50 will be an infinite number. Let the number be 0.40 which comes between the numbers 0.25 and 0.50.
Convert a decimal number into a fraction number. Then we have
0.40 = 0.40 x 10 / 10
0.40 = 4 / 10
0.40 = 2 / 5
The fraction that is equivalent to a terminating decimal between 0.25 and 0.50 will be 2/5.
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Evaluate the integral: S1 0 (-x³ - 2x² - x + 3)dx
The integral: S1 0 (-x³ - 2x² - x + 3)dx is -1/12
An integral is a mathematical operation that calculates the area under a curve or the value of a function at a specific point. It is denoted by the symbol ∫ and is used in calculus to find the total amount of change over an interval.
To evaluate the integral:
\($ \int_0^1 (-x^3 - 2x^2 - x + 3)dx $\)
We can integrate each term of the polynomial separately using the power rule of integration, which states that:
\($ \int x^n dx = \frac{x^{n+1}}{n+1} + C $\)
where C is the constant of integration.
So, we have:
\($ \int_0^1 (-x^3 - 2x^2 - x + 3)dx = \left[-\frac{x^4}{4} - \frac{2x^3}{3} - \frac{x^2}{2} + 3x\right]_0^1 $\)
Now we can substitute the upper limit of integration (1) into the expression, and then subtract the result of substituting the lower limit of integration (0):
\($ \left[-\frac{1^4}{4} - \frac{2(1^3)}{3} - \frac{1^2}{2} + 3(1)\right] - \left[-\frac{0^4}{4} - \frac{2(0^3)}{3} - \frac{0^2}{2} + 3(0)\right] $\)
Simplifying:
\($ = \left[-\frac{1}{4} - \frac{2}{3} - \frac{1}{2} + 3\right] - \left[0\right] $\)
\($ = -\frac{1}{12} $\)
Therefore,
\($ \int_0^1 (-x^3 - 2x^2 - x + 3)dx = -\frac{1}{12} $\)
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Gary was looking for a new cell phone plan. Company A is offering $50 for the phone and $.20 per minute for data usage. How much would Company A’s phone plan cost if Gary spends on average 200 minutes for data?
Answer:
$90
Step-by-step explanation:
c = 50 + .2m
c = 50 + .2(200)
c = 50 + 40
c = 90
WILL GIVE 90 POINTS
please help meeee i cant do math
Answer: D
Step-by-step explanation: y=mx+b
b is -2 because when x is 0, y is -2.
"Rise-over-run" is really helpful in this problem, because with every +1 y value, the x value is increased by two, making the slope 1/2.
Therefore making the equation y=1/2x -2
Answer:
Use the slope equation to solve: \((Y_{2} - Y_{1} ) / (X_{2} - X_{1})\)
Pick any two points: (2, -1), (0, -2)
(-2 - -1) / (0 -2)
(-2+1) / (-2) = 0.5
The slope, m, is 0.5
The y-intercept is when x=0, so it is -2
y-intercept = b
The equation is y=mx+b
y=0.5x - 2
y= 1/2x - 2
The answer is D.) y= 1/2x - 2
Please give me Brainliest :)34,776 is divisible by: 2 3 9 6 pick the right answers.
\(\tt Step-by-step~exlpanation:\)
To find out the answer, we would have to try and divide all the numbers.
\(\tt \frac{34,776}{2}= 17,388\\ YES\)
\(\tt \frac{34,776}{3}= 11,592\\YES\)
\(\tt \frac{34,776}{9}=3,864\\ YES\)
\(\tt \frac{34,776}{6}= 5,796\\YES\)
\(\large\boxed{\tt Our~final~answer:~ALL ~(2,3,9,6)}\)
One sesame cracker has a mass of 3.25 grams, which is 18 grams less than
the mass of 1 slice of cheese. Write an equation that represents the relationship
between the masses of 1 cracker and 1 slice of cheese in terms of the mass of a
package of 16 slices of cheese, m.
A. What expression represents the mass of 1 slice of cheese?
B. What expression represents the difference in the masses of 1 slice of
cheese and 1 cracker?
C. What equation represents the relationship between the masses of
1 cracker and 1 slice of cheese?
Answer:
Step-by-step explanation:
A. Let x be the mass of 1 slice of cheese.
B. The difference in the masses of 1 slice of cheese and 1 cracker is:
x - 3.25 grams
C. Since one package contains 16 slices of cheese, the total mass of the package is:
16x
According to the problem, the mass of one cracker is 18 grams less than the mass of one slice of cheese. Therefore, we can write:
x - 18 = 3.25 + m/16
where m is the mass of the package of 16 slices of cheese.
Simplifying the equation:
x = 3.25 + m/16 + 18
x = m/16 + 21.25
This equation represents the relationship between the masses of 1 cracker and 1 slice of cheese in terms of the mass of a package of 16 slices of cheese.
write the first six cube if natural number
Answer:
1³ = 1
2³ = 8
3³ = 27
4³ = 64
5³ = 125
6³ = 216
Step-by-step explanation:
Answer:
The cube of first six natural numbers are
1, 8, 27, 65, 125, 216
Step-by-step explanation:
Natural Numbers are known as 1, 2, 3, 4, ..., ∞
Now,
For Cube of first six natural numbers
1³ = 1
2³ = 8
3³ = 27
4³ = 64
5³ = 125
6³ = 216
Thus, The cube of first six natural numbers are
1, 8, 27, 65, 125, 216
-TheUnknownScientist