Question

simplify the expression -p2qr+pq2r+pqr2 for p=1,q=-2 and r=5

Answer 1

Answer:

-20

Step-by-step explanation:

- p2qr + pq2r + pqr2

= -(p2qr) + (p2qr) + (p2qr) (cancel both with - and + )

= 1 × 2× (-2) × 5 (putting the value)

= (-20)

Answer 2

Step-by-step explanation:

I hope this answer may help you