Question 507964
Find f(3+h) and f(3) first.


f(3+h) = 2(3+h) - 2 = 2h + 4
f(3) = 2(3) - 2 = 4


Then,

*[tex \LARGE \frac{f(3+h) - f(3)}{h} = \frac{(2h+4) - 4}{h} = \frac{2h}{h} = 2]