Question

Find the area: y=x*sqrt((4-x)/(4+x)), y=0, x=4

Answer 1

I am suppose to integrate

Answer 2

seems like you have to integrate ydx from x=0 to 4

perhaps substitution of x=4cost might help ?

Answer 3

what about if i have not yet learned how to do a trig sub? can it be done algebriaclly

Answer 4

firstly, integrate