take derivatives top and bottom. The desired limit is the same as the limit of
(cosx-0)/1 = cosx
Now take the limit as x->a
so, (b) is the answer.
What is the limit as x approaches a
of (sinx-sin a)/(x-a)?
a. -sin a
b. cos a
c. -sin x
d. cos x
e. undefined
Thanks!
1 answer