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

Expert Teacher provides 12 Science Maths CBSE Solutions for MCQ 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:**

** Find the vector equation of the plane with intercepts 3, -4 and 2 on x, y and z-axis respectively. **

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

**Question 1** : Find the distance between the planes 2x+3y+4z=10 and 4x+6y+8z=18. (View Answer Video)

**Question 2** : If a line makes angleandwith the coordinate axis, then find the value of (View Answer Video)

**Question 3** : Find the direction cosines of the line (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 lines and intersect, then find the value of k and hence find the equation of plane containing these lines. (View Answer Video)

**Question 1** : Find for the function . (View Answer Video)

**Question 2** : If and , find . (View Answer Video)

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

**Question 4** : Differentiate w.r.t.x the function . (View Answer Video)

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

**Question 1** : Evaluate . (View Answer Video)

**Question 2** : If area of a triangle is 35 sq unit with vertices (2, -6), (5, 4) and (k, 4), then k is, (View Answer Video)

**Question 3** : Using the properties of determinants, evaluate . (View Answer Video)

**Question 4** : Find the area of the triangle with vertices at the points (2, 7), (1, 1), (10, 8). (View Answer Video)

**Question 5** : Evaluate the determinant: . (View Answer Video)

**Question 1** : From a lot of 30 bulbs which includes 6 defectives, a sample of 4 bulbs is drawn at random one by one with replacement. Find the probability distribution of the number of defective bulbs. Hence find the mean of the distributions. (View Answer Video)

**Question 2** : An urn contains 3 white and 6 red balls. Four balls are drawn one by one with replacement from the urn. Find the probability distribution of the number of red balls drawn. Also, find mean and variance of distribution. (View Answer Video)

**Question 3** : A die is rolled. If E= (1, 3, 5), F(2, 3) and G= {2, 3, 4, 5}, find (a) . (View Answer Video)

**Question 4** : If each element of a second-order determinant is either zero or one, what is the probability that the value of the determinant is positive? (View Answer Video)

**Question 5** : A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of the number of successes and hence find its mean. (View Answer Video)