MCQ Answers for CBSE 12 Science Maths Continuity and Differentiability in English

MCQ Answers for CBSE 12 Science Maths Continuity and Differentiability in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides MCQ Answers for CBSE 12 Science Maths Continuity and Differentiability 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 Continuity and Differentiability 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:

Using the fact that Question and the differentiation, obtain the sum formula for cosines.

Answer Video in English:

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

Similar Questions from CBSE, 12th Science, Maths, Continuity and Differentiability

Question 1 : Differentiate the function w.r.t.x Question. (View Answer Video)

Question 2 :  Find the second order derivative of the function Question. (View Answer Video)

Question 3 :  Differentiate w.r.t.x the function Question. (View Answer Video)

Question 4 : Find the value of k, if the area of the triangle is 4 sq unit and vertices are (-2, 0), (0, 4), (0, k). (View Answer Video)

Question 5 : Find Question for the function Question. (View Answer Video)

Questions from Other Chapters of CBSE, 12th Science, Maths

Vector Algebra

Question 1 : L and M are two points with position vectors Questionand Questionrespectively. Write the position vectors of a point N which divides the line segment LM in the ratio 2:1 externally.   (View Answer Video)

Question 2 :  Write a vector in the direction of the vector Question that has magnitude 9 units.   (View Answer Video)

Question 3 : Find the angle between the vectors Question and Question (View Answer Video)

Question 4 : Find a vector in the direction of Questionthat has magnitude 7 units.   (View Answer Video)

Question 5 : Find the direction of the vector Question (View Answer Video)

Matrices

Question 1 : Let Question Find AB. (View Answer Video)

Question 2 : If for any squareQuestion matrix A, Question then write the value of |A|. (View Answer Video)

Question 3 : Find the transpose of the matrix: Question. (View Answer Video)

Question 4 : IfQuestion , then find "a". (View Answer Video)

Question 5 : If A is a square matrix such that,Question then find the simplified value of:Question. (View Answer Video)

Relations and Functions

Question 1 : LetQuestionbe defined as f(x) = 3x.  (View Answer Video)

Question 2 : A function Question defined as Question is, (View Answer Video)

Question 3 : Let Question defined as f(x) = x be an identity function. Then, (View Answer Video)

Question 4 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 20 * 16. (View Answer Video)

Question 5 :  Let  Question defined as f(x) = 5 be a constant function. Then its range is (View Answer Video)