(a) For f(x) =
f'(x) = lim
f'(x) = ?
√5x + 19, find f'(x)using the definition
f(x+h)-f(x)
0
h
(b) Using this, find the tangent line to the graph of y = √5x+19 at
x = -3 (x equal negative 3). (Enter all values as integers, or fractions
lowest terms.)
y =?