Question

If p(x)= -x²+1 then find p( -1 ) - p(2) ​

Answer 1

Answer:

$p( - 1) = - ({ - 1}^{2} )+ 1 \\ = - 1 + 1 = 0$

$p(2) = - ( {2}^{2} ) + 1 \\ = - 4 + 1 = - 3$

$0 - ( - 3) \\ 3$