Asked by Helen
I need help with these problem please.
X^2+6=15
(x+4)^2=6
can some one help me please.
X^2+6=15
(x+4)^2=6
can some one help me please.
Answers
Answered by
Damon
x^2 + 6 = 15
x^2 = 9
x = +3 or x=-3
x+4 = sqrt 6 or -sqrt 6
x = -4 + sqrt 6
or
x = -4 - sqrt 6
x^2 = 9
x = +3 or x=-3
x+4 = sqrt 6 or -sqrt 6
x = -4 + sqrt 6
or
x = -4 - sqrt 6
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