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प्रश्न
Multiply the following:
b3, 3b2, 7ab5
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उत्तर
We have,
b3, 3b2 and 7ab5
∴ b3 × 3b2 × 7ab5 = (1 × 3 × 7)b3 × b2 × ab5
= 21ab10
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