Question

3p^2q^2-4pq+5,-10p^2q^2, 15+9pq+7p/^2q^2​

Answer 1

Answer:

3p

2

q

2

−4pq+5,−10p

2

q

2

,15+9pq+7p

2

q

2

=3p

2

q

2

−4pq+5+(−10p

2

q

2

)+15+9pq+7p

2

q

2

=3p

2

q

2

−10p

2

q

2

+7p

2

q

2

+4pq+9pq+5+15

=(3−10+7)p

2

q

2

+(−4+9)pq+20

=0p

2

q

2

+5pq+20=5pq+20.