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गुणनखंड कीजिए : 2x2 – 7x – 15 - Mathematics (गणित)

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Question

गुणनखंड कीजिए :

2x2 – 7x – 15

Sum

Solution

2x2 – 7x – 15

= 2x2 – 10x + 3x – 15

= 2x(x – 5) + 3(x – 5)  ...[मध्य पद को विभाजित करके]

= (2x + 3)(x – 5)

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बहुपदों का गुणनखंडन
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Chapter 2: बहुपद - प्रश्नावली 2.3 [Page 21]

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NCERT Exemplar Mathematics [Hindi] Class 9
Chapter 2 बहुपद
प्रश्नावली 2.3 | Q 23. (iii) | Page 21
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