Question

Y=p2 +gr
Find y when p=-5, q=3 and r=-7.
Write p in terms of q, r and y.

Answer 1

4

p= √(y-qr)

Explanation:

y=p² +qr

p= -5, q=3, r= -7

• y= (-5)²+3*(-7)= 25- 21=4

p²= y - qr

p= √(y-qr)