Asked by Karthi

dy/dx+tanx tany=cosx secy

5 years ago

Answered by oobleck

multiply by cosy and you have
cosy y' + tanx siny = cosx
Now let u = siny and you have
u' + tanx u = cosx
That should look more familiar.

5 years ago

Answered by Rinku Behera

Yes

4 years ago

Answered by Anonymous

Great 👌

3 years ago

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