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# Differential Equations 12 Science Maths CBSE Solutions for MCQ in English

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

Expert Teacher provides Differential Equations 12 Science Maths CBSE Solutions for MCQ 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 Differential Equations 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:

You can select video Solutions from other languages also. Please check Solutions in ( Hindi )

## Similar Questions from CBSE, 12th Science, Maths, Differential Equations

Question 1 : Solve the following differential equation :

Question 2 : Obtain the differential equation of the family of circles passing through the points (a, 0) and (-a, 0). (View Answer Video)

Question 4 : Find the particular solution of the differential equation given that y = 1 when x = 0.  (View Answer Video)

Question 5 : Write the differential equation representing the curve where a is an arbitrary constant. (View Answer Video)

### Inverse Trigonometric Functions

Question 2 : Write in the simplest form:

Question 3 : Solve for

### Application of Derivatives

Question 1 : The total cost C(x) (in Rs) associated with the production of 'x' units of an item is given by :
C (x)=0.005x3-0.02x2+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 3 : Find the maximum value of in the interval [1,3]. find the maximum value of the same function in [-3,-1]. (View Answer Video)

Question 4 : The volume of a cube is increasing at the rate of 9 cubic centimetres per second. How fast is the surface area increasing when the length of an edge is 10 centimetres? (View Answer Video)

Question 5 : The line y = x + 1 is a tangent to the curve  at the point: (View Answer Video)

### Vector Algebra

Question 1 : Find the value of if the points with position vectors  and are coplanar.  (View Answer Video)

Question 2 : Find the unit vector in the direction of vector PQ, where P and Q are the points (1, 2, 3) and (4, 5, 6) respectively. (View Answer Video)

Question 3 : If a line has direction ratios 2, -1, -2, then what are its direction cosines?   (View Answer Video)