# Answer to Question #22685 in Trigonometry for Kristen Woods

Question #22685

Solve the given equation.

4a^(2/3)-16=0

4a^(2/3)-16=0

Expert's answer

4a^(2/3)-16=0

4a^(2/3)=16

a^(2/3)=4

(a^(1/3))^2=4

so a^(1/3)=-2 or a^(1/3)=2

a=-8 or a=8

4a^(2/3)=16

a^(2/3)=4

(a^(1/3))^2=4

so a^(1/3)=-2 or a^(1/3)=2

a=-8 or a=8

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