Question 148978
Solve (z+2)^(-2/3)=4 

Raise both sides to the (-3/2) power:

[(z+2)^(-2/3)]^(-3/2) = 4^(-3/2)

(z+2) = 2^-3

z+2 = (1/8)

z = (1/8)-(16/8)

z = -15/8
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Cheers,
Stan H.