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CBSE Class 11-science Answered

U sin g space t h e space d e f i n i t i o n space o f space d e r i v a t i v e s comma space f i n d space t h e space d e r i v a t i v e space o f space f left parenthesis x right parenthesis equals 5 over xPlease provide solution to this question
Asked by Topperlearning User | 16 Nov, 2016, 02:35: AM
answered-by-expert Expert Answer

f left parenthesis x right parenthesis equals 5 over x f left parenthesis x plus h right parenthesis equals fraction numerator 5 over denominator x plus h end fraction f apostrophe left parenthesis x right parenthesis equals limit as h rightwards arrow 0 of fraction numerator f left parenthesis x plus h right parenthesis minus f left parenthesis x right parenthesis over denominator h end fraction equals limit as h rightwards arrow 0 of fraction numerator fraction numerator 5 over denominator x plus h end fraction minus 5 over x over denominator h end fraction equals limit as h rightwards arrow 0 of fraction numerator negative 5 h over denominator h left parenthesis x plus h right parenthesis x end fraction equals fraction numerator negative 5 over denominator x squared end fraction

Answered by | 16 Nov, 2016, 04:35: AM

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