Anthony009 Anthony009

20-02-2020
Mathematics

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Solve the following equation by writing expressions using positive indices. (picture attached)

Solve the following equation by writing expressions using positive indices picture attached class=

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amna04352 amna04352

20-02-2020

Answer:

-2

Step-by-step explanation:

[-2^(-3)]^(-3) =

(-1)^(-3) × [2^(-3)]^(-3)

= (-1) × 2^(+9) = -(2^9)

[2^(-2)]^(-4) = 2^(+8) = 2^8

-(2^9)÷(2^8)

-[2^(9-8)]

-2^(1) = -2

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