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

asked Nov 28, 2018 82.2k views

1 vote

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

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1 vote

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

Ali Heikal answered Nov 29, 2018

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6 votes

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

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