Vector Algebra 12 Science Maths CBSE Answers for MCQ in English

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

Expert Teacher provides Vector Algebra 12 Science Maths CBSE Answers for MCQ 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 Vector Algebra 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:

Find a vector in the direction of Questionthat has magnitude 7 units.  

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, Vector Algebra

Question 1 : If a line has direction ratios 2, -1, -2, then what are its direction cosines?  

Question 2 : Find the value of x and y so that the vectors Question and Questionare equal.

Question 3 : Find the scalar and vector components of the vector with initial point (2, 1) and terminal point (-5, 7).

Question 4 : Find the unit vector in the direction of the vector Question

Question 5 : Find a vector in the direction of Questionthat has magnitude 7 units.  

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

Application of Derivatives

Question 1 : Find the maximum profit that a company can make if the profit function is.Question

Question 2 : The normal at the point (1, 1) on the curve Question is:

Question 3 : Find two numbers whose sum is 24 and whose product is as large as possible.

Question 4 : The normal at the point (1,1) on the curve Question is 

Question 5 : If the radius of a sphere is measured as 9 m with an error of 0.03 m, then find the approximate error in calculating its surface area.

Relations and Functions

Question 1 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 20 * 16.

Question 2 : Functions Question are defined respectively, by Question, find Question

Question 3 : Let * be the binary operation on N given by a * b = LCM of a and b. Find the identity of * in N?

Question 4 : Let A = {1, 2, 3}. Then, number of equivalence relations containing (1, 2) is,

Question 5 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 5 * 7.

Application of Integrals

Question 1 : Using the method of integration, find the area of the triangular region whose vertices are (2, -2), (4, 3) and (1, 2).

Question 2 : Using the method of integration, find the area of the region bounded by the lines: 5x - 2y -10 = 0, x + y - 9 = 0 and 2x - 5y - 4 = 0.

Question 3 : Find the area of the region Question.

Question 4 :

Find the area of the given curves and given lines:
Question and x-axis

Question 5 : Using integration find the area of the triangular region whose sides have the equations y = 2x + 1, y = 3x + 1 and x = 4.