Question

IF A=1-p+p²,B=p²+p-1,then A-B=?​

Answer 1

$a = 1 - p + {p}^{2} \\ b = {p}^{2} + p - 1$

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

Answer 2

Step-by-step explanation:

2(1-p) is the answer of your quetion