- #1
Dell
- 590
- 0
any ideas??
given:
y=f(x)
f|(1)=4
g(x)=f(x2)
find g|(-1)
------------------------------------
i know that g(-1)=g(1) because g is a squared function of x, but that's about it,
can i say-
g|(x)=[f(x2)]|=f|(x2)*(2x)
and because x=-1, and -12=1, and i know f|(1)=4
so
g|(-1)=-8
given:
y=f(x)
f|(1)=4
g(x)=f(x2)
find g|(-1)
------------------------------------
i know that g(-1)=g(1) because g is a squared function of x, but that's about it,
can i say-
g|(x)=[f(x2)]|=f|(x2)*(2x)
and because x=-1, and -12=1, and i know f|(1)=4
so
g|(-1)=-8