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

Expert Teacher provides Three Dimensional Geometry MCQ CBSE Maths 12 Science Solutions 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:**

** Write the sum of intercepts cut off by the plane on the three axes. **

** Solution Video in** **English****:**

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

**Question 2** : 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. (View Answer Video)

**Question 3** : Find the vector equation of the plane with intercepts 3, -4 and 2 on x, y and z-axis respectively. (View Answer Video)

**Question 4** : If a line makes angleandwith the coordinate axis, then find the value of (View Answer Video)

**Question 5** : Find the distance between the planes 2x+3y+4z=10 and 4x+6y+8z=18. (View Answer Video)

**Question 1** : Using the fact that and the differentiation, obtain the sum formula for cosines. (View Answer Video)

**Question 2** : Differentiate the function with respect to x. (View Answer Video)

**Question 3** : Find for the function . (View Answer Video)

**Question 4** : Differentiate the function with respect to x. (View Answer Video)

**Question 5** : Differentiate the function with respect to x. (View Answer Video)

**Question 1** : Write the differential equation obtained by eliminating the arbitrary constant C in the equation representing the family of curves xy = C cos x. (View Answer Video)

**Question 2** : Find the particular solution of the differential equation :

when x = 1, (View Answer Video)

**Question 3** : Write the differential equation representing the family of curves y = mx, where m is an arbitrary constant. (View Answer Video)

**Question 4** : Form the differential equation of equation y = a cos 2x + b sin 2x, where a and b are constant. (View Answer Video)

**Question 5** : Write the degree of the differential equation (View Answer Video)

**Question 1** : Find the area of the region bounded by the curve and . (View Answer Video)

**Question 2** : Find the area of the given curves and given lines:

and x-axis (View Answer Video)

**Question 3** : Find the area of the region bounded by the parabola and y = | x |. (View Answer Video)

**Question 4** : Find the area of the smaller region bounded by the ellipse and the straight line 8x + 3y = 12. (View Answer Video)

**Question 5** : Find the area of smaller region bounded by the ellipse and the line . (View Answer Video)