Question

Given f(x)=5cos(x) and c=7π/6, determine whether the limit as h approaches 0 of (f(c+h)−f(c))/h exists, and give the value if the limit does exist.
a) 152
b) −52
c) 52
d) The limit does not exist.
e) 54

Answer 1

what do you mean by \(\sf c=\dfrac{7\pi}{6}\) ?