Maths Vector Algebra CBSE 12 Science MCQ in English Solutions to enable students to get Solutions in a narrative video format for the specific question.
Expert Teacher provides Maths Vector Algebra CBSE 12 Science MCQ English Solutions. 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 Vector Algebra not only to explain the proper method of answering question, but deriving right answer too.
Please find the question below and view the Solution in a narrative video format.
Question:
Solution Video in English:
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Question 1 : 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 2 : Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1) directed from B to A. (View Answer Video)
Question 3 : The two vectors and represent the two sides AB and AC, respectively of Find the length of the median
though A. (View Answer Video)
Question 4 : Find the vector quantities :
(i) Work (ii) Force
(iii) Velocity (iv) Displacement. (View Answer Video)
Question 5 : Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1), directed from A to B. (View Answer Video)
Question 1 : Solve the differential equation (View Answer Video)
Question 2 : Write the differential equation formed from the equation y = mx + c, where m and c are arbitrary constants.
(View Answer Video)
Question 3 : Form the differential equation of equation y = a cos 2x + b sin 2x, where a and b are constant. (View Answer Video)
Question 4 : Write the differential equation representing the family of curves y = mx, where m is an arbitrary constant. (View Answer Video)
Question 5 : Show that the solution of differential equation :
(View Answer Video)
Question 1 : Find the vector equation of the plane with intercepts 3, -4 and 2 on x, y and z-axis respectively. (View Answer Video)
Question 2 : Find the distance of the point (3, 4, 5) from the plane x + y + z = 2 measured parallel to the line 2x = y = z. (View Answer Video)
Question 3 : Find the distance between the point (7, 2, 4) and the plane determined by the points A(2, 5, -3), B(-2, -3, 5) and C(5, 3, -3). (View Answer Video)
Question 4 : Find the distance between the planes 2x+3y+4z=10 and 4x+6y+8z=18. (View Answer Video)
Question 5 : Find the distance of the point (2, 12, 5) from the point of intersection of the lines and the plane (View Answer Video)
Question 1 : Find the inverse of the matrix, . (View Answer Video)
Question 2 : Find the value of x from the equation: . (View Answer Video)
Question 3 : Matrices A and B will be inverse of each other only if : (View Answer Video)
Question 4 : Compute: . (View Answer Video)
Question 5 : If, find the value of y. (View Answer Video)