Plzzzz help me......
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Answered by
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Additional-Information :-
Answered by
2
Answer:
⟶∫
1+tanx
sec
2
x
dx
let1+tanx=t
sec
2
xdx=dt
⟶∫
t
dx
⟶ln(t)+c..........(cisconstant)
nowputt=1+tanx
⟶ln(1+tanx)+c
Additional-Information :-
\begin{gathered}\boxed{\boxed{\begin{minipage}{4cm}\displaystyle\circ\sf\:\int{1\:dx}=x+c\\\\\circ\sf\:\int{a\:dx}=ax+c\\\\\circ\sf\:\int{x^n\:dx}=\dfrac{x^{n+1}}{n+1}+c\\\\\circ\sf\:\int{sin\:x\:dx}=-cos\:x+c\\\\\circ\sf\:\int{cos\:x\:dx}=sin
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