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Mathematics 18 Online
OpenStudy (anonymous):

how do I find the imaginary solutionfor this problem?x^2=-147

OpenStudy (anonymous):

Okey dokey, so first, we know imaginary numbers are numbers like the square root of a negative number, and so on. In this case, the first thing you want to do is get x to be just x. So, we must get ride of the exponent. Do you know how to get x^2 to just equal x?

OpenStudy (anonymous):

take the sqaure root of x^2

OpenStudy (anonymous):

Yes, exactly! And if we take the square root of x^2, then we must take the square root of the other side too. What is the square root of -147?

OpenStudy (anonymous):

3 square root of 49 which is 7

OpenStudy (anonymous):

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