SOLUTION: solve x^2-2x=15 by completing the square
a.(-5,3)
b.(5,-3)
c.(-5,-3)
d.(5,3)
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Question 194606: solve x^2-2x=15 by completing the square
a.(-5,3)
b.(5,-3)
c.(-5,-3)
d.(5,3)
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
:
:
x-1=+or-(sqrt(16)
:
x-1=4 and x-1=-4
:
x=5 and x=-3
:
so b is your answer
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