MCQ in English Solutions for CBSE Maths 12 Science Three Dimensional Geometry to enable students to get Solutions in a narrative video format for the specific question.
Expert Teacher provides MCQ Solutions for CBSE Maths 12 Science Three Dimensional Geometry through Video Solutions 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 Three Dimensional Geometry 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:
Question 1 : Find the distance of the point (-1, -5, -10) from the point of intersection of the line and the plane (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 angle between the lines and (View Answer Video)
Question 4 : Find the equation of the plane passing through the point (-1, 3, 2) and perpendicular to each of the planes x + 2y + 3z = 5 and 3x + 3y + z = 0. (View Answer Video)
Question 5 : Write the direction ratio's of the vector where and (View Answer Video)
Question 1 : A function is bijective if and only if, (View Answer Video)
Question 2 : be defined as f(x) = (View Answer Video)
Question 3 : * is a binary operation on Z such that: a * b = a + b + ab. The solution of (3* 4) *x = – 1 is,
(View Answer Video)
Question 4 : Let A = {1, 2, 3}. Then, number of relations containing (1, 2) and (1, 3) which are reflexive and symmetric but not transitive is, (View Answer Video)
Question 5 : Consider a binary operation * on N defined as . Choose the correct answer. (View Answer Video)
Question 1 : Using integration, find the area of the region bounded by the line 2x + y = 4, 3x - 2y = 6 and x - 3y + 5 = 0. (View Answer Video)
Question 2 : Using integration, find the area of the triangle ABC, where A is (2,3), B is (4,7) and C is (6,2). (View Answer Video)
Question 3 : Using integration, find the area of the region bounded by the curves: y = |x + 1| + 1, x = -3, x = 3, y = 0. (View Answer Video)
Question 4 : Find the area of the region enclosed by the parabola the line y = x + 2. (View Answer Video)
Question 5 : Find the area of the region bounded by the parabola and y = | x |. (View Answer Video)
Question 1 : Find the value of if the points with position vectors and are coplanar. (View Answer Video)
Question 2 : Find a vector in the direction of vector which has magnitude 21 units. (View Answer Video)
Question 3 : Find the magnitude of two vectors a and b having the same magnitude and such that the angle between them is and their scalar product is 1/2. (View Answer Video)
Question 4 : if a, b, c are unit vectors such that a + b + c = 0, then find the value of a.b + b.c + c.a. (View Answer Video)
Question 5 : Write a unit vector in the direction of the sum of vectors : and (View Answer Video)