A) x^3 - 16x = 0 b) x^2 + 2x - 8= 0 c) 3x^2+ 8x= -7 d) (x + 3)(2x - 9)=0

asked Jun 9, 2019 140k views

3 votes

A) x^3 - 16x = 0
b) x^2 + 2x - 8= 0
c) 3x^2+ 8x= -7
d) (x + 3)(2x - 9)=0

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4 votes

a) 3x - 16x = 0
-14x = 0

b) 2x + 2x - 8 = 0
4x = 8
x = 2

c) 9x + 8x = - 7
17x = - 7

d) 2x2 - 9x + 6x - 27 = 0
2x2 - 3x = 27

Minion answered Jun 13, 2019

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