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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Differentiate the following w.r.t.x : y = x73+5x45-5x25 - Mathematics and Statistics

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प्रश्न

Differentiate the following w.r.t.x :

y = `x^(7/3) + 5x^(4/5) - 5/(x^(2/5))`

बेरीज
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उत्तर

Let y = `x^(7/3) + 5x^(4/5) - 5/(x^(2/5))`

∴ `("d"y)/("d"x) = "d"/("d"x) [x^(7/3) + 5x^(4/5) - 5/(x^(2/5))]`

= `"d"/("d"x) (x^(7/3)) + "d"/("d"x)(5x^(4/5)) - "d"/("d"x)(5x^(-2/5))`

= `7/3x^(4/3) + 5 xx 4/5x^(-1/5)  -5 xx (-2/5)x^(-7/5)`

= `7/3x^(4/3) + 4/(x^(1/5)) + 2/(x^(7/5))`

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Rules of Differentiation (Without Proof)
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 9: Differentiation - Exercise 9.2 [पृष्ठ १९२]

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