Question

MathsExpand a²(5a - 3b) -3a²

Answer 1

Given expression:

`=a^2(5a-3b)-3a^2`

Simplifying the expression:

`\begin{gathered} =a^2*5a-a^2*3b-3a^2 \\ =5a^3-3a^2b-3a^2 \end{gathered}`

The final expression is :

`=5a^3-3a^2b-3a^2`