Sunday

February 1, 2015

February 1, 2015

Posted by **soffy** on Monday, June 11, 2012 at 8:21am.

f(x)= tan (10x^2)

- calculus -
**drwls**, Monday, June 11, 2012 at 8:37amUse the function of a function or "chain" derivative rule.

Let u(x) = 10 x^2

f(x) = f{u(x)}

f(u) = tan u

df/dx = (df/du)*(du/dx)

= sec^2 u *(20 x)

= 20x *sec^2(10 x^2)

**Answer this Question**

**Related Questions**

calculus - 1. Which of the following expressions is the definition of the ...

Calculus - Find the derivative of the following function: f(x)= 10x-3/5x +6x

calculus - 5. Find the equation of the tangent line to the graph of f(a) = -sec...

Derivatives- Math - Can someone explain how to find the derivative of : 1. y= 5...

calculus - Please find the Derivative of the function y =sec^2x + tan^2x

Calculus Help - Use logarithmic differentiation to find the derivative of the ...

calculus - 8. Find the derivative of the function f(x) = cos^2(x) + tan^2(x) 9...

Maths Calculus Derivatives - Find the first derivative for the following ...

Calculus - find the derivative: d/dx int_a to x (a being the upper limit) of tan...

calculus - Find the derivative of the function using the definition of ...