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CBSE Class 11-science Answered

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 16 over x minus 4 x to the power of 1 half end exponent space a t space x equals 4 ? Please provide solution to this question
Asked by Topperlearning User | 16 Nov, 2016, 03:14: AM
answered-by-expert Expert Answer

f apostrophe left parenthesis x right parenthesis equals fraction numerator d over denominator d x end fraction open parentheses 16 over x minus 4 x to the power of 1 half end exponent space close parentheses equals fraction numerator negative 16 over denominator x squared end fraction minus 2 x to the power of fraction numerator negative 1 over denominator 2 end fraction end exponent f apostrophe left parenthesis 4 right parenthesis equals fraction numerator negative 16 over denominator 16 end fraction minus 2 over 2 equals negative 2

Answered by | 16 Nov, 2016, 05:14: AM

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