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प्रश्न
Multiply the following:
–7pq2r3, –13p3q2r
बेरीज
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उत्तर
We have,
–7pq2r3 and –13p3q2r
∴ (–7pq2r3) × (–13p3q2r) = (–7) × (–13)p4q4r4
= 91p4q4r4
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पाठ 7: Algebraic Expression, Identities and Factorisation - Exercise [पृष्ठ २३०]
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