Question

help with another question please??? i don't know what's wrong with me today but i'm just not getting anything -.-

Answer 1

For which function is the instantaneous rate of change closest to 5 at x=2?
a) f(x)=x²
b) g(x)=x²+1
c) h(x)=x²+3x-4
d) j(x)=1.1^x

Answer 2

do you know what a derivative is?

Answer 3

a and b are equal ... so unless you can pick more than one option they are out

Answer 4

2x+3 and 1.1^x ln(1.1) are the other 2