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vladimir2022 [97]
3 years ago
14

Which expression is a simplified form of –10g – 4h^2 + 15g – 8h^2 – 4?

Mathematics
2 answers:
igomit [66]3 years ago
8 0

Hi there!  

»»————- ★ ————-««

I believe your answer is:  

-12h^2+ 5g-4

»»————- ★ ————-««  

Here’s why:  

⸻⸻⸻⸻

-10g -4h^2+15g-8h^2-4\\------------------\\\rightarrow -10g+15g -4h^2-8h^2-4\\\\\rightarrow 5g - 12h^2 - 4\\\\\rightarrow \boxed{-12h^2+5g-4}

⸻⸻⸻⸻

»»————- ★ ————-««  

Hope this helps you. I apologize if it’s incorrect.  

Norma-Jean [14]3 years ago
6 0
The answer is c. See sheet.
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asambeis [7]

The answer to this equation is y = -1/3.

Steps:

y + 8/9 = 5/9

Subtract 8/9 from both sides.

y + 8/9 - 8/9 = 5/9 - 8/9

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3 0
2 years ago
Arrange the following polynomial into descending order for x, then interpret the degree of the 3rd term. 2xy4 + 2x2y − 3y2 + 10x
Darina [25.2K]
The arrangement should be based on the decreasing degree of the terms which may be determined by the variable x as it should come first in alphabetical order. The polynomial is then,
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8 0
3 years ago
Read 2 more answers
SA = 2tr2 + 2trh
julsineya [31]

Given:

Radius of the cylinder = 5 in

Height of the cylinder = 30 in.

To find:

The surface area of the cylinder.

Solution:

The surface area of the cylinder is:

SA=2\pi r^2+2\pi rh

Where, r is the radius and h is the height of the cylinder.

Putting r=5,h=30,\pi=3.14 in the above formula, we get

SA=2(3.14)(5)^2+2(3.14)(5)(30)

SA=2(3.14)(25)+942

SA=157+942

SA=1099


Therefore, the surface area of the cylinder is 1099  square inches.

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2 years ago
What must m∠QPS be for PQRS to be a parallelogram?
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Answer:

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Step-by-step explanation:

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3 years ago
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