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I need help to solve this quadratic formula1. x^2+5x-14 ​2. 2x^2+8x-10=03.2x^2+3x=27

Answer»

Step-by-step EXPLANATION:

1) X*2+5x-14=0

X*2+7x-2x-14=0

X(x+7)-2(x+7)

(X+7) (x-2)

X=-7, +2

2) 2x*2+10x-2x-10=0

2x(x+5)-2(x+5)

(2x-2) (x+5)

X=-2/2= - 1, - 5



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