RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 2. Powers

Subject: Maths - Class 8th

Q. No. 6 of Exercise 2.2

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6

Express each of the following rational numbers with a positive exponent:

(i)


(ii)


(iii)


(iv)


(v)

(i)


= [Using ]


(ii)


= [Using ]


(iii)


= 43–9 = 4–6 [Using (aⁿ× a = a ]


4–6 = [Using -n]


(iv)


= [Using (aⁿ) = aⁿ ]


(v)


= [Using (aⁿ) = aⁿ and -n ]


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