If f(x)=sqrt(14x)
a)find f' (x)
b) find f'(4)
f(x) = (14x)^(1/2)
f ' (x) = (1/2)(14x)^(-1/2) (14)
= 7/√(14x)
f ' (4) = 7/√(56) or 7/(2√14)
a)find f' (x)
b) find f'(4)
f ' (x) = (1/2)(14x)^(-1/2) (14)
= 7/√(14x)
f ' (4) = 7/√(56) or 7/(2√14)