Question

Subtract $5{\mathrm{y}}^2$ from ${\mathrm{y}}^2$.

Answer 1

We have to subtract $5{\mathrm{y}}^2$ from ${\mathrm{y}}^2$.

So,

$$\begin{gathered} {\mathrm{y}}^2-5{\mathrm{y}}^2 \\ =-4{\mathrm{y}}^2 \end{gathered}$$

Therefore the required answer is $-4{\mathrm{y}}^2$.