Gmath

 EXERCISE 3.4(Trigonometric function) Find the principal and general solutions of the following equations(Ex 3.4 Trigonomety ncert maths solution class 11) Question 1: Solution: Given, Since ‘‘ positive in Ist and IIIrd quadrant Then, Hence the principal solution are Given, Hence the general solution is Question 2: Solution: Given, Since ‘‘ positive in Ist and IVth … Read more

EXERCISE 7.3(Integration) Find the integrals of the functions in Exercises 1 to 22:(Ex 7.3 integration ncert maths solution class 12) Question 1: Solution: Let Using formula Question 2: Question: Let Question 3: Solution: Let Using the identity given expression can be written as Question 4: Solution: Let Let Substitute , Question 5: Solution: Let Let … Read more

EXERCISE 3.3(Trigonometric Function) Question 1: Solution: L.H.S. Question 2: Solution: Question 3: Solution: L.H.S. Question 4: Solution: L.H.S Question 5: Find the value of: (i) (ii) Solution: (i) Using the formula (ii) Using formula Substituting the values Multiply by in and Prove the following: Question 6: Solution: We know the formula Now, Question 7: Solution: … Read more

 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:  Solution: Let Let Question 3: Integrate Solution: Let Question 4: Integrate Solution: Let Let where is an arbitrary constant. Question 5:  Solution: The given … Read more

  EXERCISE 3.2(Trigonometric Function) Find the values of other five trigonometric functions in Exercises 1 to 5.(Ex 3.2 Trigonomety ncert maths solution class 11) Question 1: , x lies in third quadrant. Solution: Given, Since, We know that Since x lies in third quadrant We know that Since, Now Question 2: , x lies in … Read more