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Use the properties of exponents to verify that statement is true. 25(5n – 2) = 5n - Mathematics

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Question

Use the properties of exponents to verify that statement is true.

25(5n – 2) = 5n

Sum
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Solution

LHS = 25(5n – 2)

= 52(5n ÷ 52)

= `5^2 xx 5^n xx 1/5^2`

= 5n

= RHS

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Chapter 8: Exponents and Powers - Exercise [Page 264]

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NCERT Exemplar Mathematics [English] Class 8
Chapter 8 Exponents and Powers
Exercise | Q 143. (c) | Page 264

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