A rectangular swimming pool is 7x – 8 units long and 3x + 5 units wide. Which polynomial best represents the surface area of the pool in square units?

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asked Mar 6, 2022 4.3k views

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A rectangular swimming pool is 7x – 8 units long and 3x + 5 units wide. Which polynomial best represents the surface area of the pool in square units?

Mathematics
high-school

Mrunal Gosar asked

by Mrunal Gosar

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14 votes

Answer:

Explanation:

Asgaut answered Mar 7, 2022

by Asgaut

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5 votes

Multiply 7x-8 and 3x+5, which gives you 21x^2 +35x -24x - 40. This gives you 21^2 + 11x - 40.

Nick Stamas answered Mar 11, 2022

by Nick Stamas

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