11th maths chapter 9 exercise 9.4 solution Question 1,2,3,4,5

Exercise 9.1 solutions

Exercise 9.1 solutions

Class 12 ncert maths solution chapter vector algebra exercise 10.2 Qno.4,5

The intercepts made on the axes by the plane the which bisects the line joining the points (1,2,3) and (-3,4,5) at right angles are a. (-9/2,9,9) b. (9/2,9,9) c. (9,-9/2,9) d. (9,9/2,9,)

The intercepts made on the axes by the plane the which bisects the line joining the points (1,2,3) and (-3,4,5) at right angles are a. (-9/2,9,9) b. (9/2,9,9) c. (9,-9/2,9) d. (9,9/2,9,)

Exercise 2. Let R (1, 3), (2, 5), (3, 7), (4, 9), (5, 11) be a relation in the set A ={1, 2, 3, 4 ,5 }Find the domain and range of R

Find the common difference and 99th term of the arithmetic progression : 7 3/4, 9 1/2, 11 1/4,……….

The 5th term of an A.P. is 11 and the 9th term is 7. Find the 16th term.

If a digit is chosen at random from the digits 1,\ 2,\ 3,\ 4,\ 5,\ 6,\ 7,\ 8,\ 9 , then the probability that the digit is even, is (a) 4/9 (b) 5/9 (c) 1/9 (d) 2/3