Ex 7.2 integration ncert solution maths class 12
 EXERCISE 7.2(Integration)
Integrate the functions in Exercises 1 to 37:(Ex 7.2 integration ncert solution maths class 12)
Question 1:
Solution: Let I =
Let
where is an arbitrary constant.
Question 2:Â
Solution: Let
Let
Question 3: Integrate
Solution: Let
Question 4: Integrate
Solution: Let
Let
where is an arbitrary constant.
Question 5:Â
Solution: The given function can be rewritten as
Let
Question 6:
Solution: Let
Question 7:Â
Solution : Let
Let
Question 8:Â
Solution: Let
Let
Question 9: Integrate
Solution : Let
Let
Question 10:Â
Solution: The given function can be rewritten as
Let
Question 11:Â
Solution : Let
Let
Question 12:
Solution: Let
Let
Question 13:Â
Solution: Let
Let
Question 14: Integrate
Solution: Let
Let
Question 15: Integrate
Solution: Let
Let
Question 16: Integrate
Solution: Let
Let
Question 17: Integrate
Solution: Let
Let
Question 18:Â
Solution: Let
Let
Question 19:Â
Solution: Let
Dividing the given function’s numerator and denominator by , we obtain.
Question 20: Integrate
Solution: Let
Let
Question 21:
Solution : Let
Let
Question 22:Â
Solution: Let
Let
Question 23: Integrate
Solution:
Let
Question24:Integrate
Solution: Let
Question 25: Integrate
solution: Let
Questio 26: integrate
Solution: Let
let
Question 27:Â
Solution: Let
Let
So,
Question 28:Â
Solution: Let
Let
Question 29: Integrate
Solution: Let
Let logsin
Question 30:Â
Solution:
Let
Question 31:
Solution:Â Let
Let
Question 32:
Solution: Let
Let
Question 33:Â
Solution : Let
Put
Question 34:
Solution: Let
Let
Question 35: Integrate
Solution: Let
Let
Question 36:Â
Solution: Let
Question 37:Â
Solution: Let
Let
Question 38: equals
a)
b)
c)
d)
Solution : Hence, the correct Answer is D
Let
Let
Hence, the correct Answer is D.
Question 39: equals
a)
b)
c)
d)
Solution: Hence, the correct Answer is B.
Let
Hence, the correct Answer is B.