If $P(x) = 4+2\sqrt{x+2}$ and $G(x) = 4-3x$, then what is the largest constant $a$ such that $P(G(a))$ is defined?
P is defined when sqrt(x+2) is defined, so when x + 2 >= 0, so the smallest x = -2.
4 - 3x = -2
6 = 3x
x = 2
=^._.^=
Thank you!!
You're welcome. :))
+184 
