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Evaluate: (-34)3×(23)4 - Mathematics

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Question

Evaluate: `(- 3/4)^3 xx (2/3)^4`

Sum

Solution

`(- 3/4)^3 xx (2/3)^4`

`= (- 3/4) xx (- 3/4) xx (- 3/4) xx (2/3) xx (2/3) xx (2/3) xx (2/3)`

`= (-27)/64 xx 16/81`

= `- 1/12`

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Chapter 5: Exponents (Including Laws of Exponents) - Exercise 5 (A)

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Selina Concise Mathematics [English] Class 7 ICSE
Chapter 5 Exponents (Including Laws of Exponents)
Exercise 5 (A) | Q 4.2
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