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Evaluate: (5 X 4)2 - Mathematics

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Question

Evaluate: (5 x 4)2 

Sum
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Solution

(5 x 4)2 = 5 x 5 x 4 x 4

= 25 x 16

= 400 

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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 2.9
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