Indefnite integration doubt

My solution to the question attached differs from the given answer key. Both solutions are correct but my apporach leads to a different answer. Why?
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9 Replies
iTeachChem Helper
@Apu
iTeachChem Helper
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Fusion
FusionOP2mo ago
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Fusion
FusionOP2mo ago
Basically, the solution let 1 + sin^2(x) = t AND I let sin^2(x) = t ,rotate
TeXit
TeXit2mo ago
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Prachi
Prachi2mo ago
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Prachi
Prachi2mo ago
It should be 1+t So integration would be ln(1+t) which would give the same answer
Fusion
FusionOP2mo ago
ye i now see it thanks +solved @Prachi
iTeachChem Helper
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