Question

Solve the given equation.

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

Answer 1

$$4 a ^ {\frac {2}{3}} - 16 = 0$$ $$4 a ^ {\frac {2}{3}} = 16$$ $$a ^ {\frac {2}{3}} = 4$$ $$(a ^ {\frac {2}{3}}) ^ {\frac {3}{2}} = 4 ^ {\frac {3}{2}}$$ $$a = \sqrt {4 ^ {3}} = \sqrt {6 4} = 8$$