Question 88439
3(X-5)^2-7=-4
3(X-5)^2=7-4
3(X-5)^2=3
(X-5)^2=3/3
(X-5)^2=1 NOW TAKING THE SQUARE ROOT OF BOTH SIDES WE GET:
X-5=1
X=1+5
X=6 ANSWER.
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(4X-2)^2=-16 AGAIN SQUARING BOTH SIDES WE GET:
4X-2=256
4X=256+2
4X=258
X=258/4
X=64.5 ANSWER.