## anonymous one year ago 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

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