Question

p²-2pq + q² maths class 8​

Answer 1

Answer:

(p-q)²

Step-by-step explanation:

as we know

(a-b)²= a²+b²-2ab

similarly p²+q²-2pq is (p-q)²

Answer 2

Answer:

p^2–2pq+q^2

=p^2–(1+1)pq+q^2

=p^2–pq–pq+q^2

=p(p–q)–q(p–q)

=(p–q)(p–q)

=(p–q)^2

Step-by-step explanation:

by taking common and factorising process