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Nat2105 [25]
3 years ago
11

Given that the area of a rectangle can be represented by 5x2-8x-4, write expressions to represent

Mathematics
1 answer:
Helen [10]3 years ago
4 0

Answer:

length:   5x + 2

width:   x - 2

Step-by-step explanation:

Factors of 5

1, 5

Factors of 4

1, 4

2, 2

Sign

one positive, one negative

Factor 5x^2 - 8x - 4

(5x + 2)(x - 2) = 5x^2 - 10x + 2x - 4

(5x + 2)(x - 2) = 5x^2 - 8x - 4

Therefor

length:   5x + 2

width:   x - 2

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Answer:

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Step-by-step explanation:

From the table attached,

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Therefore, graph given in Option (A) will be the answer.

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Step-by-step explanation:

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