Category: NCERT Solutions

NCERT Solutions For Class 11 Math Chapter – 7 Exercise – 7.1   Q1. How many 3 – digit number can be formed from the digit 1,2,3,4 and 5 assuming that Repetition of the digits Read More

NCERT Solutions For Class 11 Math Chapter – 7 Exercise – 7.2   Q1.  Evaluate 8! 4! – 3! Solution:-   8! = 1 x 2 x 3 x 4 5 x 6 x 7 Read More

NCERT Solutions For Class 11 Math Chapter – 7 Exercise – 7.3   Q1. How many 3 – digit numbers can be formed by using the digits 1 to 9 if no digits are repeated Read More

NCERT Solutions For Class 11 Math Chapter – 7 Exercise – 7.4 1. If nC8 = nC2, find nC2. Solution: 2. Determine n if (i) 2nC3:nC3 = 12: 1 (ii) 2nC3: nC3 = 11: 1 Solution: Simplifying and computing ⇒ 4 × (2n – 1) Read More

NCERT Solutions For Class 11 Math Chapter – 7 Miscellneous Exercise  1. How many words, with or without meaning, each of 2 vowels and 3 consonants can be formed from the letters of the word Read More

NCERT Solutions For Class 11 Math Chapter – 6 Exercise – 6.2 Solve the following inequalities graphically in two-dimensional plane: 1. x + y < 5 Solution: Given x + y < 5 Consider X Read More

NCERT Solutions For Class 11 Math Chapter – 6 Exercise – 6.3   Solve the following system of inequalities graphically: 1. x ≥ 3, y ≥ 2   Solution: Given x ≥ 3……… (i) y Read More

NCERT Solutions For Class 11 Math Chapter – 6 Miscellenous Exercise  Solve the inequalities in Exercises 1 to 6 1. 2 ≤ 3x – 4 ≤ 5 Solution: According to the question, The inequality given is, Read More

NCERT Solutions For Class 11 Math  Chapter – 6 Exercise – 6.1 1. Solve 24x < 100, when (i) x is a natural number. (ii) x is an integer. Solution: (i) Given that 24x < Read More

NCERT Solutions For Class 11 Math Chapter – 5 Exercise – 5.1   Express each of the complex number given in the Exercises 1 to 10 in the form a + ib. 1. (5i) (-3/5i) Read More