# Evaluate these questions in the image ..

1
by Mukss
please sir answer these 4 questions in it only
create 4 different separate questions on brainly... you combined them into one single question here.
create 4 different separate questions on brainly... you combined them into one single question here.
why can you not create separate questions ?
:P 40pts got deducted so... sir

2015-10-29T20:52:23+05:30

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There are many.  It requires a lot steps to write.  I will give directions to solve that.  Follow them to get the answers.

2.

you could verify it by differentiating the expression..  you could also assume y = tan x  in the beginning.
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3.
use integration by parts method.      v ' =1,  so  v = x

4.

Note that the  cosh  hyperbolic inverse function can also be expressed as a logarithm too.

in future create one separate question for each part.. do not combine them in one question
Umm.. sir My friend gave me the first one , Ok sir i'll separate
ask him where from he got it?
an tell me..
ok sirr.... Is is possible to integrate sec(x^4) ?