INVERSE TRIG FUNCTIONS
COMBINED FUNCTIONS
PARTIAL DERIVATES
100

This is the general formula for differentiating d/dx (arctanx). 

What is 1/(1+x)

100

The name of the following. 

What is the sum and difference rule for Differentiation?  

100

∂f/∂x denotes: 



What is the first partial derivative of a function f(x,y) with respect to x? 

200

Differentiate y=sin−1(2x4). 

What is (8x3)/ (1−4x8)1/2

200

TRUE/FALSE

f(x)=ln(x)/(2x+7).

f'(x)=[2x+7−2xln(x)]/(2x+7)2



 

What is FALSE? 

f'(x)=[2x+7−2xln(x)]/x(2x+7)2

200

This is the partial derivative with respect to y of f(x,y)=sin(xy)+3xy.



What is xcos(xy)+3x? 

300

Differentiate tan−1(e3x).

What is (3e3x)/(1+e6x)  ? 

300

Differentiate h(x). 

h(x)= (ax+b)/(cx+d)

What is (ad-bc)/(cx+d)2 ?

300

Given the two-variable function f(x,y)=x2−xy+y5.

Calculate fx(2,1) and interpret your result.  

What is fx(2,1)=3 which means that f is increasing at a rate of 3 in the x-direction at the point (2,1)? 


NB: fx(x,y)= 2x-y