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# CBSE 12 Science Answers for MCQ Maths Three Dimensional Geometry in English

CBSE 12 Science Answers for MCQ Maths Three Dimensional Geometry in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides CBSE 12 Science Answers for MCQ Maths Three Dimensional Geometry 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 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 Answer in a narrative video format.

Question:

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

Question 1 : Find the co-ordinates of the point where the line through the points A(3, 4, 1) and B(5, 1, 6) crosses the XY-plane. Also find angle which this line makes with the XZ-plane. (View Answer Video)

Question 2 : Find the vector and cartesian equations of the plane passing through the point (-1, 3, 2) and perpendicular to each of the planes x + 2y +3z = 5 and

Question 3 : If a line has the direction ratios -18, 12, -4, then what are its direction cosines? (View Answer Video)

Question 4 : Find the distance of the point (-1, -5, -10) from the point of intersection of the line and plane (View Answer Video)

Question 5 : If a line has direction ratios 2, -1, -2, then what are its direction cosines? (View Answer Video)

### Relations and Functions

Question 1 : Let A = {1, 2, 3, 4} and let R = {(2, 2), (3, 3), (4, 4), (1, 2)} be a relation on A. Then, R is, (View Answer Video)

Question 2 : If the mapping f and g are given by f = {(1, 2), (3, 5), (4, 1)} and g = {(2, 3), (5, 1), (1, 3)}, Find . (View Answer Video)

Question 3 : Let * be the binary operation on N given by a * b = LCM of a and b. Find the identity of * in N? (View Answer Video)

Question 4 :  If f(x) = ax + b and g(x) = cx + d, then f[g(x)] – g[f(x)] is equivalent to, (View Answer Video)

Question 5 : Functions are defined respectively, by , find (View Answer Video)

### Integrals

Question 1 : Find : (View Answer Video)

Question 2 : Evaluate the following : (View Answer Video)

Question 3 : Find: . (View Answer Video)

Question 4 : Evaluate: as limit of sums.  (View Answer Video)

Question 5 : Find : (View Answer Video)

### Inverse Trigonometric Functions

Question 1 : Find the principal value of sin-1 . (View Answer Video)

Question 2 : Find the value of What value do you learn from it ? (View Answer Video)

Question 3 : Write in the simplest form: (View Answer Video)

Question 4 : Solve for (View Answer Video)

Question 5 : Write the principal value of (View Answer Video)