Question

(-p^2 + 2p)+(p^2)=?(algebraic variable will be the answer)​

Answer 1

Answer:

-p^4+2p^3 this is answer i think so

Answer 2

$\longrightarrow{\green{}}$  $( - {p}^{2} + 2p) + ( {p}^{2} )$

Remove parenthesis.

$\longrightarrow{\green{}}$   $- {p}^{2} + 2p + {p}^{2}$

Collect like terms.

$\longrightarrow{\green{}}$   $( - {p}^{2} + {p}^{2}) + 2p$

$\longrightarrow{\green{}}$   $0 + 2p$

$\longrightarrow{\green{}}$   $\boxed{ 2p}$