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Jacob Glass
Mathematics
15 January, 10:10
If (x-2) ^2 = 49 then x could be
+2
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1
)
Lailah Fitzpatrick
15 January, 10:24
0
There are 2 solutions: x = - 5, 9.
Step-by-step explanation:
(x-2) ^2 = 49
Take square roots of both sides:
x - 2 = + / - 7
So x - 2 = 7 gives x = 9, and
x - 2 = - 7 gives x = - 5.
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