Math, asked by PragyaTbia, 1 year ago

निम्नलिखित फलनों के अवकलन ज्ञात कीजिए (यह समझा जाय कि a, b, c, d,p, q, r और s निशिचत शून्येतर अचर हैं m तथा n पूर्णांक हैंl ) : (x^2 + 1)\cos x

Answers

Answered by kaushalinspire
0

Answer:

Step-by-step explanation:

[tex](x^2 + 1)\cos x[/tex]

माना कि   y=(x^2 + 1)\cos x

अवकलन करने पर -

\frac{dy}{dx} =\frac{d}{dx} (x^2 + 1)\cos x\\\\\frac{dy}{dx} =(x^2+1)\frac{d}{dx} cosx+cosx\frac{d}{dx} (x^2+1)\\\\\frac{dy}{dx} =(x^2+1)(-sinx)+cosx(2x)\\\\\frac{dy}{dx} =-x^2sinx-sinx+2xcosx

Answered by singhsuhana
1

Answer:

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