Q33 of 63 Page 163

Evaluate the following:

Using Property


Let … (1)


⇒


⇒As sin(π-x) = sin x and


cos(π-x) = - cos x



⇒


⇒



Now let cos x=t


⇒- sin x dx=dt


And, at x=0, t=1


and at x=π, t=-1


⇒


⇒


⇒


⇒


More from this chapter

All 63 →
31

Evaluate the following:

 32

Evaluate the following:

34

Evaluate the following:

(Hint: let x = sin θ)

 35

Evaluate the following: