Lavanbearviz
Lavanbearviz
Math
Answered
factoring
1. x²-14=15x
2. 2x²-3x=14
Sagot :
AnneCviz
AnneCviz
1)
x² +14 = 15x
x² -15x +14 = 0
(x-14) (x-1) = 0
x=14 ; x=1
(this will be the answer if the given is +14 and not -14)
2)
2x² -3x = 14
2x² -3x -14 = 0
(2x-7) (x+2) = 0
x=7/2
;
x=-2
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