Question

expand (p-1)² using identity​

Answer 1

Answer:

(p-1)^2 = p^2 + 1 - 2

(a-b) ^2 = a^2 + b^2 - 2ab

Answer 2

Step-by-step explanation:

(p-1)²

(a-b)²= a²+b²-2ab

(p-1)²=p²+1²-2*p*1

=p²+1-2p

hope it helps