Question 103980
-9(x-3)^2 = -7
:
1(x-3)^2 = {{{(-7)/(-9)}}}; divided both sides by -9
:
(x-3)^2 = {{{7/9}}}
:
x - 3 = +/-{{{(1/3)sqrt(7)}}}; extract the square root of 1/9
:
x = 3 + {{{(1/3)sqrt(7)}}}
and
x = 3 - {{{(1/3)sqrt(7)}}}
:
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