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OpenStudy (anonymous):
I need to find all real solutions of (X^2 + 7)^3/2 = 64 I can get to [(x^2 + 7)^3/2]^2/3 = 64^2/3 then I'm stuck please help
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OpenStudy (anonymous):
64=4^3 64^(2/3)=(4^3)^(2/3) =4^2=16 so x^2+7=16
OpenStudy (anonymous):
proceed now lolll its easy now
OpenStudy (anonymous):
Got it! Thanks
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