Matrices MCQ CBSE Maths 12 Science Answers in English to enable students to get Answers in a narrative video format for the specific question.
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Question 1 : Find the value of x from the equation: . (View Answer Video)
Question 2 : Find the value of X, if and . (View Answer Video)
Question 3 : If for any square matrix A, then write the value of |A|. (View Answer Video)
Question 4 : Let Find AB. (View Answer Video)
Question 5 : Compute: . (View Answer Video)
Question 1 : If f is the greatest integer function and g is the modulus function . Write the value of g o f(-1/3) – f o g ( -1/3 ) . (View Answer Video)
Question 2 : The identity element for the binary operation * defined by a * b = , where a, b are the elements of a set of non-zero rational numbers, is, (View Answer Video)
Question 3 : The function, f(x) = 2x + 1 is, (View Answer Video)
Question 4 : A function defined as is, (View Answer Video)
Question 5 : If f(x) = |x| and g(x) = | 5x – 2 |. Then, fog = _____. (View Answer Video)
Question 1 : Write a unit vector in the direction of the sum of vectors : and (View Answer Video)
Question 2 : If and are two equal vectors, then write the value of (View Answer Video)
Question 3 : Find the scalar quantities from the following:
(i) Time period (ii) Distance (iii) Force
(iv) Velocity (v) Work done (View Answer Video)
Question 4 : Find the scalar quantities :
(i) Work (ii) Force
(iii) Velocity (iv) Displacement. (View Answer Video)
Question 5 : Find the value of if the points with position vectors and are coplanar. (View Answer Video)
Question 1 : Differentiate w.r.t.x the function , for some constant a and b. (View Answer Video)
Question 2 : Differentiate the function with respect to x. (View Answer Video)
Question 3 : Find the second order derivative of the function . (View Answer Video)
Question 4 : If and , find . (View Answer Video)
Question 5 : Using the fact that and the differentiation, obtain the sum formula for cosines. (View Answer Video)