Math, asked by mridulak2008, 20 days ago

9a(3a-5b)-12a²(3a-5b)

Answers

Answered by misalepatil

2

Answer:

9a(3a-5b)-12a²(3a-5b)

=27a^2-45ab-36a^3+60a^2b

hope it helps :)

Answered by MysticalGirl85

18

= 9a(3a-5b) - 12a²(3a-5b)

= (27a²-45ab) - (36a³-60a²b)

= 27a²-45ab-36a³+60a²b

= -36a³+27a²+60a²b - 45ab

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