Q8 of 84 Page 55

Multiply the following polynomials.

(5m3 – 2) (m2 –m +3)

The multiplication is as follows:

= (5m3 – 2) × (m2 –m +3)


= 5m3.m2 – 5m3.m + 3.5m3 – 2m2 + 2m – 6


= 5m5 – 5m4 + 15m3 – 2m2 + 2m -6


The product is = 5m5 – 5m4 + 15m3 – 2m2 + 2m -6


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