calculus

posted by mock

1. Which of the following expressions is the definition of the derivative of f(x) = cos(x) at the point (2, cos(2))?

2. Find the derivative of f(x) = |x + 2| at the point (1, 3)

3. Find f '(x) for f(x) = -2x3 + 3x2 - x + 15.

4. Find all values of x on the graph of f(x) = -2x3 + 15x2 - 12 at which there is a horizontal tangent line.

5. Find the equation of the tangent line to the graph of f(a) = -sec(a) at the point (0, -1)

6. Differentiate y = sin(x)tan(x).

7. Find f '(x) for f(x) = sin(x)cot(x).

8. Find the derivative of the function f(x) = cos^2(x) + tan^2(x)

9. Find f '(x) for f(x) = xln(x) - 5ex.

10. Find f '(x) for f (x) = e(^lnx) + e^(x)ln(x)

11. Find the x-coordinate where the graph of the function f(x) = e^(-cosx) has a slope of 0.

12. If the slope of a strictly increasing function at the point (a, b) is 3, what is the slope of the inverse of the function at the point (b, a)?

13. If e^xy = 2, then what is dy/dx at the point (1, ln2)?
14. At what point(s) on the curve x^2 + y^2 = 9 is the tangent line vertical?

15. f(x)=sqrtsin(4x)

1. Steve

I did a couple of these above. Do you have any ideas of your own we can check?

Similar Questions

1. calc

d/dx integral from o to x of function cos(2*pi*x) du is first i do the integral and i find the derivative right. by the fundamental theorem of calculus, if there is an integral from o to x, don't i just plug the x in the function. …
2. calc

find the area between the x-axis and the graph of the given function over the given interval: y = sqrt(9-x^2) over [-3,3] you need to do integration from -3 to 3. First you find the anti-derivative when you find the anti-derivative …
3. calculus

Could someone check my reasoning? thanx Find the derivative of the function. sin(sin[sinx]) I need to use the chain rule to solve. So I take the derivative sin(sin[sinx) first. Then multiply that by the inside which is the derivative
4. Calculus

Find the derivative of cos(sqrt(e^(x^3)cos(x)) I got -sin(sqrt(e^(x^3)cos(x))*((sqrt(e^(x^3)cos(x)) Do I just leave the e^(x^3)cosx alone since it's "e" or do I still have the find the derivative for it?

1.)Find dy/dx when y= Ln (sinh 2x) my answer >> 2coth 2x. 2.)Find dy/dx when sinh 3y=cos 2x A.-2 sin 2x B.-2 sin 2x / sinh 3y C.-2/3tan (2x/3y) D.-2sin2x / 3 cosh 3yz...>> my answer. 2).Find the derivative of y=cos(x^2) …
6. calculus

Consider the function f(x) = piecewise [(x^3)(cos(1/x)) , x=/=0], [0, x=0]. Use the definition of the derivative at a point to determine if f is differentiable at x=0 I am not sure how to start this question. Am I supposed to plug …
7. calculus

Differentiate both sides of the double angle identify sin 2x= 2 sin x cos x to determine an identify for cos x. Find the first derivative, second derivative, third fourth, fifth, sixth, seventh and eighth derivative. Use the results …
8. Derivative

Can you help me find the derivative of y= cos(x)/1+sin(x).. the / is a fraction bar. I have a hard time finding trig derivatives because I don't really know what the derivative of cos,sin ,or tan would be honestly.
9. calculus

1. Which of the following expressions is the definition of the derivative of f(x) = cos(x) at the point (2, cos(2))?
10. calculus

8. Find the derivative of the function f(x) = cos^2(x) + tan^2(x) 9. Find f '(x) for f(x) = xln(x) - 5ex. 10. Find f '(x) for f (x) = e(^lnx) + e^(x)ln(x) 11. Find the x-coordinate where the graph of the function f(x) = e^(-cosx) has …

More Similar Questions