Homework Help: Calculus

Posted by Tired on Saturday, February 11, 2012 at 12:28pm.

1.

a) For the Function and point below , Find f’(a).

b) Determine the equation of the line tangent to the graph of f at (a,f(a)) for the given value of

f(x) = 4x2+2x, a =1

F’(a) =

y =

2.

For the function find f’ using the defination f’(x) = lim(h→0)

Determine the equation of the line tangent to the graph of f at (a,f(a)) for the given value of

F(x) = √x+2, a=2

f’(x) =

y =

3.

find the derivative of the following function by expanding the expression

g(r) = (9r3+2r+5)(r2+6)

Calculus - Steve, Saturday, February 11, 2012 at 5:12pm
where do you get stuck? By the time you get to calculus, doing something like expanding a product of polynomials or evaluating f(1) should be no problem.

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