Question

y = integration cos^4x.sinxdx​

Answer 1

Answer:

let Cosx=t by substitution method its integtration become

diff the cosx then

-since=dt

now dx change into dt and cosx into t and sinx will cut then ques will be in a form

integratiin of t^4dt

t^5/5 put the value of t that is cosx in t to the pwer 5 upon 5

that will lst ans