Students’ Solutions

What is derivative of y = 5x/ (x+2)² ?

How do I find dy/dx of y = (3x – 1)^-2

Chain and Power Rule

What is Express 3.35 in the form p/q ?

Fraction Form 3.35

Let f(x)=(6-2x)/√(16+6x-x^2).

 

The following diagram shows part of the graph of f(x).

a) Find the x-intercept of f(x)

 

b) The region R is enclosed by the graph of f, the x-axis, and the y-axis.

    Find the area of R.

Integral Calculus

How do I evaluate arcsin (sin (9pi/8))?

How do I evaluate arcsin (sin (9pi/8))?