The Area of the poster will be "\(216x^2 +12x\)".
According to the question,
The length of poster,
6x inchesThe width of poster,
8x+28x+2 inchesNow,
The Area of the poster will be:
= \(Length\times Width\)
By putting the values, we get
= \((6x)\times (8x+28x+2)\)
= \((6x)\times (36x+2)\)
= \(216x^2 +12x\)
Thus the above answer is right.
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a factory manufactures parts for ceiling fans. Based on the data shown in the graph below, how many parts can the factory manufacture in 14 hours?
Answer:
where is the graph
Step-by-step explanation:
maybe I could do this
corey paid for a dinner and left a 15% or $3.45 in tips. How much was the original bill without counting the tip?
Answer:
19.55 $
Step-by-step explanation:
3.45$×10=34.5=150% of his money overall
34.5÷3=11.5
11.5×2=23= 100% of his money
23-15%=19.55$
$23
Step-by-step explanation:
15% of x = 3.45
= 15/100 = 3.45/x
x= 23
Determine if these functions are even, odd, or neither
Answer:
First Graph: the function is symmetrical around y axis -> Even
Second Graph: the function is neither
Simplify
(a + 2b +30) - (40+36-5a)
Step-by-step explanation:
(a+2b+30)-(40+36-5a)a+2b+30-40-36+5a6a+2b-46hope it helps.
Which of these is equivalent to 12x + 6 ? Select all.
A. 3(4x + 2)
B. 6(2x + 1)
C. 6x(2x + 1)
D. 2(6x + 3)
Answer:
A
Step-by-step explanation:
Please I need help!!
The design for a painting of a farm scene is 12” x 9”. The artist wants to transfer this design to the side of a building. What is the largest
possible complete design that can be painted on a 24’ x 16’ wall.
The largest possible complete design that can be painted on a 24’ x 16’ wall is 252' by 189'
Scale drawingScale drawing involves drawing a drawing in a different size and dimension that is proportional to the original dimension
DimensionsThe dimensions of the design for the farm scene painting is given as:
\(12" \times 9"\)
The dimensions of the wall is given as:
\(24' \times 16'\)
Convert feet to inches
\(24' \times 16' = (24 \times 12") \times (16 \times 12")\)
\(24' \times 16' = (288") \times (192")\)
Divide the dimensions of the wall by the painting to get the scale ratios (k)
\(k = \frac{288}{12}\)
\(k = 24\)
Also, we have:
\(k =\frac{192}{9}\)
\(k =21.33\)
Remove decimal (do not approximate)
\(k =21\)
By comparison;
21 is less than 24
Multiply 21 by the dimensions of the painting
So, we have:
\(Length = 12 \times 21 = 252\)
\(Width = 9 \times 21 = 189\)
Hence, the largest possible complete design that can be painted on a 24’ x 16’ wall is 252' by 189'
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Answer:
Correct
Step-by-step explanation:
The answer above is right.
Elvira and Aletheia live 2.5 miles apart on the same street. They are in a study group that meets at a coffee shop between their houses. It took Elvira half an hour and Aletheia three-fifths of an hour to walk to the coffee shop. Aletheia's speed is 0.6 miles per hour slower than Elvira's speed. Find both women's walking speeds, in miles per hour.
Elvira's walking speed is 5 miles per hour, and Aletheia's walking speed is approximately 4.17 miles per hour.
What is the women's walking speeds?
Let's denote Elvira's walking speed as x (in miles per hour).
Then, Aletheia's walking speed is x - 0.6 (since she walks 0.6 miles per hour slower than Elvira).
We know that Elvira walked to the coffee shop in half an hour, covering a distance of 2.5 miles.
This means her speed can be calculated as:
x = distance / time = 2.5 miles / 0.5 hours = 5 miles per hour
Now, we can find Aletheia's speed using the equation we found earlier:
x - 0.6 = Aletheia's speed
We also know that Aletheia walked to the coffee shop in three-fifths of an hour (which is 0.6 hours), covering the same distance of 2.5 miles.
This means her speed can be calculated as:
x - 0.6 = distance / time = 2.5 miles / 0.6 hours ≈ 4.17 miles per hour
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NEED THIS ASAP
Find QA.
A.4
b.-4
c.16
d.28
Answer:
d. 28
Step-by-step explanation:
7x = 3x + 16
subtract 3x from both sides: 4x = 16
divide both sides by 4: x = 4
plug in four to find length of QA: 3 x (4) + 16 = 12 + 16 = 28
determine the product of the two polynomials using the distributive property (3x-1)(2x^2+5x-8)
cindy throws one red and one blue dice. find the probability that the sum of the two dice is less than 4.
The probability that the sum of the two dice is less than 4 is 3/36, which simplifies to 1/12.
What is dice probability?Dice probability refers to the likelihood of a certain outcome when rolling one or more dice. The probability of rolling a particular number on a fair six-sided die, for example, is 1 in 6 or approximately 16.67%. The probability of rolling any number from 1 to 6 on a single die is always the same since each face has an equal chance of landing face up.
Given by the question.
To finds the probability that the sum of the two dice is less than 4, we need to list all the possible outcomes when Cindy throws one red and one blue dice, and then count the number of outcomes that satisfy the condition.
Possible outcomes when throwing two dice:
Red Blue
1 1
1 2
1 3
1 4
1 5
1 6
2 1
2 2
2 3
2 4
2 5
2 6
3 1
3 2
3 3
3 4
3 5
3 6
4 1
4 2
4 3
4 4
4 5
4 6
5 1
5 2
5 3
5 4
5 5
5 6
6 1
6 2
6 3
6 4
6 5
6 6
There are 36 possible outcomes when throwing two dice.
Outcomes where the sum of the two dice is less than 4:
Red Blue
1 1
1 2
2 1
There are 3 outcomes where the sum of the two dice is less than 4.
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Jesse rides his bike to school on most days. The school is 4.5 miles from his house. If it takes him 13.5 minutes to ride to school, what is his rate per mile?
Type < or > to make this statement true -a___-b
The comparisons that are true are 11. -5 < 0 12. 9 > -8 14. 55 > -75 15. -32 < -24 16. 89 > 73 17. -58 < -51 19. 17 < 23 20. 18 > -36 and that is not true are 13. -7 = -7 (not true) 18. -32 > 4 (not true)
To make each statement true, write < or >. We need to compare two values for each statement to determine whether it is true or false.
To indicate that the first value is less than the second value, write <.
Alternatively, to indicate that the first value is greater than the second value, write >.
Below are the comparisons: 11. -5 < 0 12. 9 > -8 13. -7 > -7 14. 55 > -75 15. -32 < -24 16. 89 > 73 17. -58 < -51 18. -32 > 4 19. 17 > 23 20. 18 > -36
To determine the direction of inequality, we need to compare the values.
We used inequality signs such as > (greater than) or < (less than) to indicate which value is larger or smaller than the other.
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The correct question would be as
Write > or < to make each statement true.
11. -5 0
12. 9 -8
13. -7 7
14. 55 -75
15. -32 -24
16. 89 73
17. -58 -51
18. -32 4
19. 17 23
20. 18 -36
Which pair of expressions is equivalent? 2(x + 5) and 2x + 10 B. 3x – 6 + 4x + 9 and 7x + 15 0. C. 4y - 2) and 4y - 2 0 D. 5y + 12 - 3y and 2y – 12
Answer:
A
Step-by-step explanation:
the equivalent pair of expression are 2(x+5)and 2x+10
An automotive manufacturer wants to know the proportion of new car buyers who prefer foreign cars over domestic. Step 1 of 2 : Suppose a sample of 2676 new car buyers is drawn. Of those sampled, 642 preferred foreign over domestic cars. Using the data, estimate the proportion of new car buyers who prefer foreign cars. Enter your answer as a fraction or a decimal number rounded to three decimal places.\
Answer:
The estimate of the proportion of new car buyers who prefer foreign cars is 0.24.
Step-by-step explanation:
We find the estimate of the proportion from the sample, as it is a large sample.
Suppose a sample of 2676 new car buyers is drawn. Of those sampled, 642 preferred foreign over domestic cars.
So
\(\pi = \frac{642}{2676} = 0.24\)
The estimate of the proportion of new car buyers who prefer foreign cars is 0.24.
Jane and Lilian have breakfast at a new café downtown. The cost of their meals is $27.50. They want to leave a 16% tip. How much tip will they leave?
Explain your answer
Answer:
$4.40.
Step-by-step explanation:
$27.50 × 16/100
=$4.40
Identify the phase shift, vertical translation and range for each function.a.
In sine and cosine functions, we have the following forms:
\(\begin{gathered} f\mleft(x\mright)=A\sin\mleft(Bx+C\mright)+D \\ f\mleft(x\mright)=A\cos\mleft(Bx+C\mright)+D \end{gathered}\)Where A is the amplitute, 2π/B is the period, C is the phase shift and D is the vertical shift.
By comparison, we can see that:
\(\begin{gathered} f\mleft(x\mright)=A\sin\mleft(Bx+C\mright)+D \\ f\mleft(x\mright)=\sin\mleft(x+45°\mright)+2 \end{gathered}\)\(\begin{gathered} A=1 \\ B=1 \\ C=45° \\ D=2 \end{gathered}\)Then, the phase shift is 45°, the vertical shift is 2.
The vertical shift is the same as the middle horizontal axis of the function, so we know that the middle of the function is y = 2. The amplitute is how many units the function varies up and down from the middle. Since the Amplitute is 1, the function varies from 2 - 1 to 2 + 1, that is, it varies from 1 to 3. So, the range of the function is:
\(R=\left[1,3\right]\)Boris buys candy that costs $7 per pound. He will spend at least $63 on candy. What are the possible numbers of pounds he will buy?
Answer:
Anything above 9
Step-by-step explanation:
63/7=9
show work for 758 x 93
The product of the numbers 758 and 93 is 70494
How to determine the product of the numbers?The numbers are given as
758 x 93
By using the standard algorithm i.e. the partial product method, we have the following equation
758 x 93 = 758 x (90 + 3)
Open the bracket
So, we have the following equation
758 x 93 = 758 x 90 + 758 x 3
Evaluate the products
758 x 93 = 68220 + 2274
Next, we evaluate the sum
758 x 93 = 70494
This means that the final product is 70494
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g) X-3 (x - 2) = 3 (2-x)
Multiply 3 with x - 2 on LHS and 3 with 2 - x on RHS
or, x - 3x + 6 = 6 - 3xNow take -3x to LHS and change its symbol to +. And take 6 to RHS and change it to negative.
or, x - 3x + 3x = 6 - 6-3x and 3x will cancel out and also 6 and -6 will also get cancelled out.
or, x = 0Answer:
x = 0
Hope you could understand.
If you have any query, feel free to ask.
(-2) (4+6)+(-2) 6 / (-2) (4-1) simplified
The simplified form of the expression is \(-32\).
To simplify the expression, we can perform the calculations written below step by step:
\(\(\frac{{-2(4+6)+(-2)6}}{{-2(4-1)}}\)\)
We follow the order of operations (PEMDAS/BODMAS):
Step 1: Simplify within parentheses:
\(\(4+6 = 10\)\).
Step 2: Perform multiplications and divisions from left to right:
\(\(-2(10) = -20\) and \(-2(4-1) = -2(3) = -6\)\).
Step 3: Evaluate the remaining additions and subtractions:
\(\(-20 + (-2) \cdot 6 = -20 - 12 = -32\)\).
Therefore, the simplified form of the expression \(\(\frac{{-2(4+6)+(-2)6}}{{-2(4-1)}}\) is \(-32\).\)
When simplifying an expression, several factors need consideration. First, apply the order of operations correctly, respecting parentheses and exponents. Next, combine like terms by adding or subtracting them. Distribute and simplify within parentheses or brackets as needed. Pay attention to negative signs and ensure their proper placement.
Finally, review the simplified expression to ensure accuracy and validity within the given context.
Note: The complete question is:
\(\(\frac{{-2(4+6)+(-2)6}}{{-2(4-1)}}\)\), calculate the simplified form of this expression.
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calculate and simplify the difference quotientg(x+h)-g(x)---------------- h
the expression is g(x)= 4x^2+3
g(x+h) = 4(x+h)^2+3
substitute the values in the given formula.
\(\frac{4(x+h)^2+3-(4x^2+3)}{h}\)solve the expression.
\(\frac{4(x^2+2xh+h^2)+3-4x^2-3}{h}=\frac{4x^2+8xh+4h^2+3-4x^2-3}{h}\)The term 4h^2 is too small. so we can neglect it.
\(\frac{8xh}{h}=8x\)So the answer is 8x.
PPPPPPPLLLLLLLLLLLLLLEEEEEEEEEESSSSSSS HELP ME
Mark bought 5 t-shirts for $32.35. What was the mean cost of one shirt?
Answer:
6.47 i THINK . or just use a search engine .
Step-by-step explanation:
i just divided 32.35 by 5
Answer:
6.47 thank me
Step-by-step explanation:
Please anyone that can help me
Answer:
\(|\frac{x}{y} |\)
Step-by-step explanation:
Pre-SolvingWe are given the following expression: \(\sqrt\frac{x^3y^5}{xy^7}\), where x > 0 and y > 0.
We want to simplify it.
To do that, we can first simplify what is under the radical, then take the square root of what is left.
Recall that when simplifying exponents, we don't want any negative or non-integer radicals left.
SolvingTo simplify what is under the radical, we can remember the rule where \(\frac{a^n}{a^m} = a^{n-m}\).
So, that means that \(\frac{x^3}{x} = x^2\) and \(\frac{y^5}{y^7} = y^{-2}\) .
Under the radical, we now have:
\(\sqrt{x^2y^{-2}}\)
Now, we take the square root of both exponents to get:
\(|xy^{-1}|\)
The reason why we need the absolute value signs is because we know that x > 0 and y > 0, but when we take the square root of of \(x^2\) and \(y^{-2}\) , the values of x and y can be either positive or negative, so by taking the absolute value, we ensure that the value is positive.
However, we aren't done yet; remember that we don't want any radicals to be negative, and the integer of y is negative.
Recall that if \(a^{-n}\), that is equal to \(\frac{1}{a^n}\).
So, by using that,
\(|x * \frac{1}{y} |\)
This can be simplified to:
\(|\frac{x}{y} |\)
Which is the better value $5 for4 mangoes or $6 for 5 mangoes
Answer:
Answer would be $6 for 5.
Step-by-step explanation:
I think its the better offer because you could get 5 mangoes for $6. Even tho it is pricey, you get more mangoes. Hope it helps!
AcellusFind the surface area of the composite figure.6 cm5 cm4 cm6 cm15 cm3 cmSA[?] cm2If you'd like,you can use acalculator.Enter
Given:
Values of diagrams are given.
\(\text{Surface area=}2(15\times6)+2(4\times15)+(4\times6)+2\lbrack\frac{1}{2}(3\times4)\rbrack+(6\times5)\)\(\text{Surface area=}180+120+24+12+30\)\(\text{Surface area=}366cm^2\)The line plot displays the number of roses purchased per day at a grocery store.
A horizontal line starting at 0 with tick marks every one unit up to 10. The line is labeled Number of Rose Bouquets, and the graph is titled Roses Purchased Per Day. There is one dot above 10. There are two dots above 1 and 4. There are three dots above 2 and 5. There are 4 dots above 3.
Which of the following is the best measure of variability for the data, and what is its value?
The IQR is the best measure of variability, and it equals 3.
The IQR is the best measure of variability, and it equals 9.
The range is the best measure of variability, and it equals 3.
The range is the best measure of variability, and it equals 9.
The range is the best measure of variability for this data, and its value is 4.
Which of the following is the best measure of variability for the data, and what is its value?The line plot displays the number of roses purchased per day at a grocery store, with the data values ranging from 0 to 4 (since there are no dots above 4).
The best measure of variability for this data is the range, which is the difference between the maximum and minimum values in the data set. In this case, the minimum value is 0 and the maximum value is 4, so the range is:
Range = Maximum value - Minimum value = 4 - 0 = 4
Therefore, the range is the best measure of variability for this data, and its value is 4.
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SOMEONE PLEASE HELP, I AM STUCK!!!!!
Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. Release your mouse button when the item is place. If you change your mind, drag the item to the trashcan. Click the trashcan to clear all your answers. Evaluate the following expression. 7^0
Answer:
The answer is 1
Step-by-step explanation:
Anything to the zero power is 1
HELP ASAP PLEASE……
you ride your bike at an average of 12 miles per hour on the way to school, and at an average of 15 miles per hour on the way home. The total ride time is 22 minutes. How far away is school? Round your answer to the nearest hundredth of a mile
Answer: 2.44 miles.
Step-by-step explanation:Answer:
2.44 miles
Step-by-step explanation:
Give the following :
Average miles to school = 12 miles per hour
Average Miles from school = 15 miles per hour
Total ride time : ( time to school + time from school) = 22 minutes = (22/60) = 0.3667
Recall:
Speed = distance / Time
Time = distance / speed
Let distance = d
For the scenario described :
d/12 + d/15 = 0.3667
(5d + 4d) / 60 = 0.3667
5d + 4d = 22
9d = 22
d = 22/9
d = 2.44 miles
what is 15 to the power of 12
Answer:
1.2974634e+14
Step-by-step explanation:
ye
students are asked to memorize a list of 100 words. the students are given periodic quizzes to see how many words they have memorized. the function l gives the number of words memorized at time t . the rate of change of the number of words memorized is proportional to the number of words left to be memorized. which of the following differential equations could be used to model this situation, where k is a positive constant?
The differential equation representing the model of the number of words memorized by the students is equal to option C. dL/dt = k(100 - L).
Let us consider function 'L' represents the number of words memorized at time 't'
Total number of words students asked to memorized = 100 words
Rate of change of number of words with time 't' is equal to ( dL/dt )
Number of words left to memorized by the students = 100 - L
Differential equation representing the situation is
= Rate of change of number of words memorized ∝ number of words left to memorized
= dL/dt ∝ ( 100 - L )
⇒ dL/dt = k( 100 - L )
Where 'k' is the constant of proportionality .
k is a positive number.
Therefore, the differential equation representing the situation of memorizing word is given by option c. dL/dt = k( 100 - L ).
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The above question is incomplete, the complete question is:
Students are asked to memorize a list of 100 words. The students are given periodic quizzes to see how many words they have memorized. The function L gives the number of words memorized at time t. The rate of change of the number of words memorized is proportional to the number of words left to be memorized.
1. Which of the following differential equations could be used to model this situation, where k is a positive constant?
A. dL/dt = kL
B. dL/dt = 100 - kL
C. dL/dt = k(100 - L)
D. dL/dt = kL - 100