SOLUTION: Is this w=49i, or w =7i, problem is w^2+49=0, an even root property?

SOLUTION: Is this w=49i, or w =7i, problem is w^2+49=0, an even root property?

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Question 251709: Is this w=49i, or w =7i, problem is w^2+49=0, an even root property?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
w^2+49=0
w^2=-49
w=+-sqrt(-7)
=sqrt(7)i, -sqrt(7)i
.
Ed
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