Question

how do you write this without paranthwais(5u-3w)^2

Answer 1

We have the following:

$(5u-3w)^2$

To remove the parentheses we must solve the square, like this

$\begin{gathered} (5u-3w)\cdot(5u-3w)=25u^2-15uw-15uw+9w^2 \\ =25u^2-30uw+9w^2 \end{gathered}$