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(2x + 5)(2x - 5) = ? A. (4x^2 + 25) B. (4x^2 - 25) C. (4x^2 - 10x + 25) D. (4x^2 + 10x - 25)

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(2x + 5)(2x - 5) = ?

A. (4x2 + 25)

B. (4x2 - 25)

C. (4x2 - 10x + 25)

D. (4x2 + 10x - 25)

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1 Answer

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Best answer

We know that,

From formula, (a + b)(a – b) = a2 – b2

(2x + 5)(2x – 5) = (2x)2 – (5)2

= 4x2 – 25

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