Question

Solve the following quaratic equation

X^2+16x-225=0

Answer 1

Answer:

Step-by-step explanation:

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Answer 2

Answer:

x = -25, 9

Step-by-step explanation:

x² + 16x - 225 = 0

By Splitting middle term

x² + 25x - 9x -225 = 0

x(x + 25) - 9(x + 25) = 0

(x + 25) (x - 9) =0

x + 25 =0

x = -25

x - 9 = 0

x = 9

x = -25, 9