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# Maths Three Dimensional Geometry CBSE 12 Science MCQ in English Solutions

Maths Three Dimensional Geometry 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 Three Dimensional Geometry 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 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.

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## Similar Questions from CBSE, 12th Science, Maths, Three Dimensional Geometry

Question 1 : If a line has the direction ratios -18, 12, -4, then what are its direction cosines? (View Answer Video)

Question 2 : Find the co-ordinates of the point where the line through the points (3, -4, -5) and (2, -3, 1) crosses the plane

Question 3 : Find the vector equation of a plane which is at a distance of 5 units from the origin and its normal vector is (View Answer Video)

Question 4 : Find the equation of the plane passing through the line of intersection of the planes and which is perpendicular to the plane . (View Answer Video)

Question 5 : Find the vector equation of a plane which is at a distance of 5 units from the origin and its normal vector is (View Answer Video)

### Determinant

Question 1 : Evaluate the determinant: . (View Answer Video)

Question 2 :  Using the properties of determinants, evaluate . (View Answer Video)

Question 3 : Evaluate . (View Answer Video)

Question 5 : The solution of the following system of equation is 2x + 3y = 5, 5x – 2y = 3. (View Answer Video)

### Linear Programming

Question 1 : The objective function is maximum or minimum, which lies on the boundary of the feasible region. (View Answer Video)

### Relations and Functions

Question 1 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 20 * 16. (View Answer Video)

Question 2 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 20 * 16. (View Answer Video)

Question 3 : Consider a binary operation * on N defined as . Choose the correct answer. (View Answer Video)

Question 4 : A function defined as f(x) = 5x is, (View Answer Video)

Question 5 : Let A = {1, 2, 3}. Then, number of equivalence relations containing (1, 2) are, (View Answer Video)