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OpenStudy (anonymous):
Consider the equation 256 = x^4. How many real solutions of x exist?
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OpenStudy (anonymous):
2 real solutions
OpenStudy (anonymous):
the fourth root of 256 is 4. now if you raise number to a even number, it will always be positive. so the two solutions are 4 and -4
OpenStudy (anonymous):
ah thank you
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