Question

If m = 3 and n = 2 find the value of
i) 9m2 - 10n3
(ii) 2m2 + 3n2 - 5m3n​

Answer 1

Answer:

1. 9 × 9 - 10 × 8

= 81 - 80

= 1

2. 2 × 9 + 3 × 4 - 5 × 27 × 2

= 18 + 12 - 270

= 30 - 270

= - 240

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