Ex 7.1 integration ncert solution maths class 12
   EXERCISE 7.1 (Integration)
Find an anti derivative (or integral) of the following functions by the method of inspection.(Ex 7.1 integration ncert solution maths class 12)
Question 1:
Solution: Using method of inspection
Thus, the anti derivative of is
Question 2:
Solution: Using method of inspection
Thus, the anti derivative of is
Question 3:
Solution: Using method of inspection
Thus, the anti derivative of is
Question 4:
Solution : Using method of inspection
Thus, the anti derivative of is
Question 5:
Solution: Using method of inspection
Anti derivative of
And antiderivative of
Thus the anitiderivative of
Find the following integrals in Exercises 6 to 20:
Question 6:
Solution: Let I =
Question 7:
Solution: Let I =
Question 8:
Solution: Let IÂ =
Question 9:
Solution: Let I =
Question 10:
Solution: Let I =
Solution 11:Â
Solution: Let
Question 12:
Solution: Let
Question 13:
Solution: Let I =
Question 14:Â
Solution: Let I =
Question 15:
Solution: Let I =
Question 16:Â
Solution: Let I=
Question 17:Â
Solution: Let I =
Question 18:
Solution: Let I =
Question 19:Â
Solution: I =
Question 20:Â
Solution: Let I =
Choose the correct answer in Exercises 21 and 22.
Question 21:Â The antiderivative of equals
(A)
(B)
(C)
(D)
Solution: Answer is option (C)
Question 22:Â If such that
. Then
is
(A)
(B)
(C)
(D)
Solution: Answer is option (A)
Since,
Integrating both side
Putting in (i)