Question

(ii) - (iii) Exactly similar to part (i).
dx
= (sin x)" (x cotx+lo
Example 5. (i) If y = e2 tan!
' *
then show that:
(1+x2)2 dy
+
+2x (1+x2) dy = 4y.
dx
dx​

Answer 1

Answer:

I can not understand please explain clearly

Answer 2

Answer:

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