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Hello Guys dont know if this is the right forum for this questio, but i do really need your help on them

integrate:

a) by substitution :


integral(4 x/sqrt(8 x^2-1), x, 1, 2)

Quote:

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Originally Posted by taichi2910

Hello Guys dont know if this is the right forum for this questio, but i do really need your help on them

integrate:

a) by substitution :


integral(4 x/sqrt(8 x^2-1), x, 1, 2)

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let



You should be able to finish from here.