# maths problem

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#1
hi all, given g(x) = f(sin(x)) and g'(x) = -3 cos^2 (x)sin(x)
find f
any help greatly appreciated
0
1 year ago
#2
Integrate g' and think about how it transforms sin(x)
0
1 year ago
#3
Integrating , we find that , where is a constant.
We know that , where the sign depends on the sign of .
Therefore , and consequently (just be careful when determining which sign belong to which values of ).
Last edited by max271; 1 year ago
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#4
Thank you
(Original post by max271)
Integrating , we find that , where is a constant.
We know that , where the sign depends on the sign of .
Therefore , and consequently (just be careful when determining which sign belong to which values of ).
0
1 year ago
#5
The sticky at the top of the forum says to give hintd, not solutions.
(Original post by max271)
Integrating , we find that , where is a constant.
We know that , where the sign depends on the sign of .
Therefore , and consequently (just be careful when determining which sign belong to which values of ).
0
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