Evaluate the follo
1. (i) sin“ x dx.
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Answer:
=2 1+sinx +C
Step-by-step explanation:
I=∫\sqrt{ 1−sinx dx}
=∫ \sqrt{1−sinx×( 1+sinx 1+sinx )dx}
=∫\sqrt{ ( 1+sinx 1 2 −sin 2 x ) dx}
let 1+sinx=t
then cosx dx=dt=( ( 21 ) t ( 21 ) )+C
=2 1+sinx +C
hope u understand
\sqrt{x} MEANS= (ignore the x)
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