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Deborah Walter
Mathematics
1 March, 10:05
Solve the equation (x+7) ^2=36
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Ryland Graham
1 March, 10:06
0
1) Get rid of the square. You have to square root both sides.
2) Subtract 7 from both sides.
3) x = - 1
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Seth Terry
1 March, 10:11
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(x+7) ^2=36
(x+7) (x+7) = 36
x^2+14x+49=36
x^2+14x+13=0
(x+13) (x+1) = 0
.°. x=-13 / x=-1
Think its like this
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