NCERT Solutions for Class 12 Maths Chapter 1 Relations and Functions Exercise 1.3

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Namrata Das

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NCERT Solutions for Class 12 Maths Chapter 1 Relations and Functions Exercise 1.3 is given in this article. The chapter carries a weightage of around 08 marks in CBSE Term 2 Exam 2022.

Download PDF of NCERT Solutions for Class 12 Maths Chapter 1 Relations and Functions Exercise 1.3

Other Exercise Solutions of Class 12 Maths Chapter 1 Relations and Functions

Exercise 1.1 Solutions 16 Questions (14 Short Answers, 2 MCQ)
Exercise 1.2 Solutions 12 Questions (10 Short Answers, 2 MCQ)
Exercise 1.4 Solutions 13 Questions (12 Short Answers, 1 MCQ)
Miscellaneous Exercise Solutions 19 Questions (7 Long answers, 9 Short answer type, 3 MCQ)

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Class 12 Mathematics Study Guides:

CBSE CLASS XII Related Questions

1.

Evaluate \(\begin{vmatrix} cos\alpha cos\beta &cos\alpha sin\beta  &-sin\alpha \\   -sin\beta&cos\beta  &0 \\   sin\alpha cos\beta&sin\alpha\sin\beta  &cos\alpha  \end{vmatrix}\)

      2.

      If A=\(\begin{bmatrix}2&-1&1\\-1&2&-1\\1&-1&2\end{bmatrix}\)verify that A3-6A2+9A-4 I=0 and hence find A-1 

          3.
          If (i) A=\(\begin{bmatrix} \cos\alpha & \sin\alpha\\ -\sin\alpha & \cos\alpha \end{bmatrix}\),then verify that A'A=I
          (ii) A= \(\begin{bmatrix} \sin\alpha & \cos\alpha\\ -\cos \alpha & \sin\alpha \end{bmatrix}\),then verify that A'A=I

              4.

               If \(\frac{d}{dx}f(x) = 4x^3-\frac{3}{x^4}\) such that \(f(2)=0\), then \(f(x)\) is

                • \(x^4+\frac{1}{x^3}-\frac{129}{8}\)

                • \(x^3+\frac{1}{x^4}+\frac{129}{8}\)

                • \(x^4+\frac{1}{x^3}+\frac{129}{8}\)

                • \(x^3+\frac{1}{x^4}-\frac{129}{8}\)

                5.
                Find the inverse of each of the matrices,if it exists \(\begin{bmatrix} 2 & 1 \\ 7 & 4  \end{bmatrix}\)

                    6.
                    Find the following integral: \(\int (ax^2+bx+c)dx\)

                        CBSE CLASS XII Previous Year Papers

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