4. Evaluate: a) (-1/3) to the power of 3 b) 4 to the power of -3​

Question

4.
Evaluate:
a) (-1/3) to the power of 3
b) 4 to the power of -3​

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Arya 3 days 2021-10-11T12:14:07+00:00 1 Answer 0 views 0

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    2021-10-11T12:15:29+00:00

    a)

    ( \frac{ - 1}{3} ) {}^{3}   \\  \\  \frac{ (- 1) {}^{3} }{3  {}^{3} }   =  \:  \: (find \: cube \: of \:  - 1and3) \\  \\  =  \frac { - 1}{27}

    b)

    4 {}^{ - 3} =   \\  =  \frac{1}{4 {}^{3} } \\ \:  \: find \: cube \: of \: 4 = 64  \\  =  \frac{1}{64}

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