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Tag Archives: NCERT Solutions Class-12

Question 1. Prove that the determinant is independent of θ. Solution:  A =  A = x(x2 – 1) – sinθ(-x sinθ – cosθ) + cosθ(-sinθ +… Read More
You’re about to fly from the nest to a new world and we can understand how exciting and nervous you appear to appear on your… Read More
Question 13. Find two numbers whose sum is 24 and whose product is as large as possible. Solution: Let us assume two numbers x and… Read More
Differentiate the following w.r.t x Question 1. y =  Solution:        () Question 2.  Solution: Question 3.  Solution: Question 4. y=sin(tan-1e-x) Solution: Question 5. y = log(cos… Read More
Find adjoint of each of the matrices in Exercises 1 and 2. Question 1.  Solution:  A =  A11 = 4; A12 = -3; A21 =… Read More
Differentiate the functions given in question 1 to 10 with respect to x. Question 1. cos x.cos2x.cos3x Solution: Let us considered y = cos x.cos2x.cos3x… Read More
Chapter 5 Continuity And Differentiability – Exercise 5.5 | Set 1 Question 11. Differentiate the function with respect to x. (x cos x)x + (x… Read More

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