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i Simplify: i...

Question

Question 7(i)
Simplify:
(i) $(- 4)^{3}$

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Solution

(i) $(- 4)^{3}$

= $(- 4) \times (- 4) \times (- 4)$ ( $(- 1)^{o d d n u m b e r} = - 1$ )

= $- 64$

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