![Collegedunia Team logo](https://images.collegedunia.com/public/image/09-Mar_10:52_collegedunia team.jpeg?h=35&w=35&mode=stretch)
Content Curator | Updated On - Aug 29, 2024
CBSE Class 12 Economics Question Paper 2024 PDF (Set 1- 58/5/1) is available for download here. CBSE conducted the Economics exam on March 18, 2024 from 10:30 AM to 1:30 PM. The total marks for the theory paper are 80. The question paper contains 20% MCQ-based questions, 40% competency-based questions, and 40% short and long answer type questions.
CBSE Class 12 Economics Question Paper 2024 (Set 1- 58/5/1) with Answer Key
CBSE Class 12 Economics Question Paper 2024 PDF | CBSE Class 12 Economics Answer Key 2024 PDF | CBSE Class 12 Economics Solution 2024 PDF |
---|---|---|
Download PDF | Download PDF | Download PDF |
CBSE CLASS XII Questions
1. Let A=\(\begin{bmatrix} 0 & 1 \\ 0 & 0 \end{bmatrix}\),show that(aI+bA)n=anI+nan-1bA,where I is the identity matrix of order 2 and n∈N
Let A=\(\begin{bmatrix} 0 & 1 \\ 0 & 0 \end{bmatrix}\),show that(aI+bA)n=anI+nan-1bA,where I is the identity matrix of order 2 and n∈N
2. 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
(ii) A= \(\begin{bmatrix} \sin\alpha & \cos\alpha\\ -\cos \alpha & \sin\alpha \end{bmatrix}\),then verify that A'A=I
3. For what values of x,\(\begin{bmatrix} 1 & 2 & 1 \end{bmatrix}\)\(\begin{bmatrix} 1 & 2 & 0\\ 2 & 0 & 1 \\1&0&2 \end{bmatrix}\)\(\begin{bmatrix} 0 \\2\\x\end{bmatrix}\)=O?
5. If A'= \(\begin{bmatrix} 3 & 4 \\ -1 & 2 \\ 0 &1 \end{bmatrix}\)\(\begin{bmatrix} -1 & 2 & 1 \\ 1 &2 & 3\end{bmatrix}\) , then verify that
(i) \((A+B)'=A'+B' \)
(ii) \((A-B)'=A'-B'\)
(i) \((A+B)'=A'+B' \)
(ii) \((A-B)'=A'-B'\)
6. A boy of mass 50 kg is standing at one end of a, boat of length 9 m and mass 400 kg. He runs to the other, end. The distance through which the centre of mass of the boat boy system moves is
- 0
1 m
2 m
3 m
Comments