MCQ Three Dimensional Geometry 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 MCQ Three Dimensional Geometry 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:**

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

**Question 1** : Write the distance between the parallel planes 2x - y + 3z = 4 and 2x - y + 3z = 18. (View Answer Video)

**Question 2** : Find the distance of the point from the plane 3x + y - z + 2+0 measured parallel to the line Also, find the foot of the perpendicular from the given point upon the given plane. (View Answer Video)

**Question 3** : Find the angle between the planes 7x + 2y + 6z = 15 and 3x - y + 10z = 17. (View Answer Video)

**Question 4** : Find the intercepts cut off by the plane 2x + y - z = 5. (View Answer Video)

**Question 5** : Write the direction ratio's of the vector where and (View Answer Video)

**Question 1** : If find x. (View Answer Video)

**Question 2** : If then write the value of x + y + xy. (View Answer Video)

**Question 3** : Solve the equation :

(View Answer Video)

**Question 4** : Write in the simplest form:

(View Answer Video)

**Question 5** : Solve the equation for (View Answer Video)

**Question 1** : The slope of the tangent to the curve at the point (2, -1) is : (View Answer Video)

**Question 2** : The slope of the tangent to the curve at the point (2,-1) is _______________. (View Answer Video)

**Question 3** : For all real values of x, the minimum value of is (View Answer Video)

**Question 4** : Find two positive numbers x and y such that x+y=60 and is maximum. (View Answer Video)

**Question 5** : The total cost C(x) (in Rs) associated with the production of 'x' units of an item is given by :

C (x)=0.005x^{3}-0.02x^{2}+30x+5000.

Find the marginal cost when 3 units are produced, where by marginal cost we mean the instantaneous rate of change of total cost at any level of output. (View Answer Video)

**Question 1** : Write an antiderivative for the function, using the method of inspection. (View Answer Video)

**Question 2** : Write the value of: (View Answer Video)

**Question 3** : (View Answer Video)

**Question 4** : Find : (View Answer Video)

**Question 5** : Prove that : (View Answer Video)