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निम्नलिखित गुणनफल ज्ञात कीजिए : (x2+2y)(x24-xy+4y2) - Mathematics (गणित)

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Question

निम्नलिखित गुणनफल ज्ञात कीजिए :

`(x/2 + 2y)(x^2/4 - xy + 4y^2)`

Sum
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Solution

`(x/2 + 2y)(x^2/4 - xy + 4y^2) = x/2(x^2/4 - xy + 4y^2) + 2y(x^2/4 - xy+ 4y^2)`

= `x/2(x^2/4) + x/2(-xy) + x/2(4y)^2 + 2y(x^2/4) + 2y(-xy) + 2y(4y^2)`

= `x^3/8 - (x^2y)/2 + 2xy^2 + (x^2y)/2 - 2xy^2 + 8y^3`

= `x^3/8 + 8y^3`

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बहुपदों का गुणनखंडन
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Chapter 2: बहुपद - प्रश्नावली 2.3 [Page 22]

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NCERT Exemplar Mathematics [Hindi] Class 9
Chapter 2 बहुपद
प्रश्नावली 2.3 | Q 33. (i) | Page 22
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