Q : Find the product
(ii)
Using distributive law,
We have :
a2(2ab - 5c) = a^2 x 2ab + a^2 x (-5c)
= (a x 2) x a^2 x ab + [1 x (- 5)] x a^2 x c
= 2 x a^2b + (- 5) x a^2c
= 2a^3b - 5a^2c
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