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What is the factorization of the expression below?

16x^2 - 49

A. (4x + 7)(4x - 7)

B. (4x - 7)(4x - 7)

C. (8x - 7)(2x - 7)

D. (8x + 7)(2x - 7)


What Is The Factorization Of The Expression Below 16x2 49 A 4x 74x 7 B 4x 74x 7 C 8x 72x 7 D 8x 72x 7 class=

Sagot :

Answer:

[tex](4x+7)(4x-7)[/tex]

Step by step explanation:

[tex]16x^2 -49\\\\=(4x)^2-7^2\\\\=(4x+7)(4x-7)~~~~~~~~~~;[a^2-b^2 =(a+b)(a-b)][/tex]

Its A (4x+7)(4x-7) when factored