Question

Suppose that the functions p and q are defined as follows.
p(x)=x+1
q(x)=-x^2-1
Find the following.
(pxq)(-3)
(qxp)(-3)

Answer 1

do you mean
p ( q(-3) ) ?
if so
q(-3) = -9-1 = -10
p(-10) = -10+1 = -9
and
p(-3) = -3+1 = -2
q(-2) = -2-1 = -5