TheGhettoPug TheGhettoPug

23-02-2017
Mathematics

Answered

Which of the following is the correct factored form of the given equation?

4x^2-25=0

a.(4x - 5)(x + 5) = 0

b.(2x - 5)(2x + 5) = 0

c.2(x - 5)^2= 0

Verified Answer :

23-02-2017

it would be letter B (2x - 5)(2x + 5) = 0

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natehines117 natehines117

23-02-2017

4x^2 - 25 = 0
(2x)^2 - (5)^2 = 0
now using a^2 - b^2 = (a+b)(a-b)
(2x +5)(2x-5)=0

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