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slavikrds [6]
3 years ago
13

4 Select the correct answer. Which of these mappings is a function?

Mathematics
1 answer:
melomori [17]3 years ago
3 0

Answer:

? i need a better explanation for ur questoin

Step-by-step explanation:

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Rose has two baskets; one contains apples and the other contains bananas. Together, the baskets weigh 5.55 pounds. Find the weig
murzikaleks [220]

Answer:

The basket of bananas weighs 3.12 pounds

Step-by-step explanation:

5.55 - 2.34 = 3.21

5 0
4 years ago
If y varies directly as x and y = 5.5 when x = 11, find x when y = 3.5<br><br> help
dlinn [17]

Answer:

7

Step-by-step explanation:

Let us say that y_{1}= 5.5, x_{1}= 11, and y_{2} = 3.5.

\frac{y_{2}}{y_{1}} =\frac{x_{2}}{x_{1}}

\frac{3.5}{5.5} =\frac{x_{2}}{11}

\frac{7}{11} =\frac{x_{2}}{11}

x_{2} =7

I hope this is correct and helps you!

5 0
3 years ago
**10 POINTS PLEASE HELP!!**
Sliva [168]

Answer:

The volume increases by a factor or 64. When the cube is dilated, each side length is increased by 4, so the volume is increased by 64.

Step-by-step explanation:

Let L represents the Length of the cube before it's dilated.

Volume, V1 = Length * Length * Length

Volume, V1 = L * L * L

Volume, V1 = L³

When the cube is dilated by a factor of 4.

The new Length becomes 4L.

The new volume is calculated as thus.

New Volume, V2 = 4L * 4L * 4L

New Volume, V2 = 64L³

Dividing the new volume by the old volume gives the increment factor.

Factor = New Volume ÷ Old Volume

Factor = V2/V1

Factor = 64L³/L³

Factor = 64.

Hence, when the sides of the cube is dilated by 4, the volume increases by a factor of 64.

Filling the gap of the given sentence;

"The volume increases by a factor or 64. When the cube is dilated, each side length is increased by 4, so the volume is increased by 64"

8 0
3 years ago
Which of the following is a solution of x^2 - 7x = -5
Oduvanchick [21]

Answer: B) 7 + or - the square root of 29 all over 2

Which of the following is a solution of x^2 - 7x = -5

A) 7 + or - the square root of 69 all over 2

B) 7 + or - the square root of 29 all over 2

C) -7 + or - the square root of 29 all over 2

D) -7 + or - the square root of 69 all over 2

Step-by-step explanation:

I just did the assignment and the correct answer is B) 7 + or - the square root of 29 all over 2! Hope this helps.

Good Luck!!

6 0
3 years ago
To solve the equation<br><br> x + 7 =15<br><br> you would need to......
zysi [14]
Subtraction property of equality. Subtract both sides by 7, giving you the answer of 8.
4 0
3 years ago
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