Tony is at a car rental service to rent a car. There is an administration fee of $50 to rent a car and then it costs $20 for eac
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Given:
To solve for x, we need to cancel the exponent. To cancel a square, we need to square root both sides.
The square root of 169 is 13, but since it is negative, we need to put the imaginary unit, , in front of the answer. (
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Simplify.
If you have not learned imaginary numbers or the imaginary unit yet, you could say that .