Math, asked by PragyaTbia, 10 months 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^4(5\sin x - 3\cos x)

Answers

Answered by kaushalinspire
0

Answer:

Step-by-step explanation:

माना कि   y=x^4(5\sin x - 3\cos x)

∴ अवकलन करने पर -

\frac{dy}{dx}=\frac{d}{dx} x^4(5\sin x - 3\cos x)\\ \\=x^4\frac{d}{dx} (5sinx-3cosx)+(5sinx-3cosx)\frac{d}{dx} (x^4)\\\\=x^4[5cosx-3(-sinx)]+(5sinx-3cosx)(4x^3)\\\\=x^4(5cosx+3sinx)+4x^3(5sinx-3cosx)\\\\=x^3[5xcosx+3xsinx+20sinx-12cosx]\\\\\frac{dy}{dx} =x^3[5xcosx+3xsinx+20sinx-12cosx]

Answered by Anonymous
3

Answer:

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