CBSE Maths 12 Science Matrices Answers for MCQ in English to enable students to get Answers in a narrative video format for the specific question.
Expert Teacher provides CBSE Matrices Maths 12 Science Answers for MCQ through Video Answers in English language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Matrices not only to explain the proper method of answering question, but deriving right answer too.
Please find the question below and view the Answer in a narrative video format.
Question:
If A is a square matrix such that, then find the simplified value of:.
Answer Video in English:
You can select video Answers from other languages also. Please check Answers in ( Hindi )
Question 1 : Find the value of z from the equation: . (View Answer Video)
Question 2 : Let Find 3A - C. (View Answer Video)
Question 3 : If for any square matrix A, then write the value of |A|. (View Answer Video)
Question 4 : Find the value of y, if . (View Answer Video)
Question 5 : Find the inverse of the matrix, . (View Answer Video)
Question 1 : Find the sum of the vectors and (View Answer Video)
Question 2 : Find the vector quantities from the following:
(i) Time period (ii) Distance (iii) Force
(iv) Velocity (v) Work done
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Question 3 : Find the unit vector in the direction of if and (View Answer Video)
Question 4 : Find a vector of magnitude making an angle of with x-axis, with y-axis and an acute angle with z-axis. (View Answer Video)
Question 5 : Find the area of the triangle with vertices A(1, 1, 2), B(2, 3, 5) and C(1, 5, 5). (View Answer Video)
Question 1 : be defined as f(x) = (View Answer Video)
Question 2 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 5 * 7. (View Answer Video)
Question 3 : Let A ={1, 2, 3}. Then number of equivalence relations containing (1, 2) is: (View Answer Video)
Question 4 : If is a relation on N, write the range of R. (View Answer Video)
Question 5 : Let be defined as f(x) = 3x. Choose the correct answer. (View Answer Video)
Question 1 : The objective function is maximum or minimum, which lies on the boundary of the feasible region. (View Answer Video)