Question

Solve for the roots of 4x^2 - 20x = -25

Answer 1

Answer:

4x²-20x = -25

4x²-20x+25 = 0

4x²-10x-10x+25 = 0

2x(2x-5)-5(2x-5) = 0

(2x-5)(2x-5) = 0

2x-5 = 0

2x = 5

x = 5/2

2x-5 = 0

2x = 5

x = 5/2

Roots of equation are 5/2 and 5/2.

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