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Mathematics 21 Online
OpenStudy (anonymous):

Integration question. Please help.

OpenStudy (anonymous):

where is the question

OpenStudy (anonymous):

in this ques u hav to make two substitutions. first take tanx=t so that secsquared xdx= dt. then put t(cubed)=r so that tsquared dt=dr/3

OpenStudy (anonymous):

do u understand how to proceed or need more help?

OpenStudy (anonymous):

actually, i dont. the last question is quite confusing

OpenStudy (anonymous):

i mean sentence. last sentence

OpenStudy (anonymous):

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