Solved

Simplify the Expression $z^{-2 / 7} z^{3 / 7}$ A) $z^{7 / 6}$

Question 137

Multiple Choice

Simplify the expression. Write answer with positive exponents. Variables are positive real numbers.
- $z^{-2 / 7} z^{3 / 7}$

A) $z^{7 / 6}$
B) $z^{6 / 7}$
C) $z^{1 / 7}$
D) $z^{-1 / 7}$

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