Question

(-2)- ³ × (-2)-² =
a) -1/32
b)1/32
c)32
d)-32

Answer 1

Step-by-step explanation:

$( - 2) {}^{ - 3} \times ( - 2) {}^{ - 2} \\ = ({ \frac{ - 1}{2} })^{3} \times ( { \frac{ - 1}{2} }^{2} ) \\ = \frac{ - 1}{8} \times \frac{1}{4} \\ = \frac{1}{32}$

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