10th mathematics exercise questions with answers, Mathematics

Permutation and Combination – Exercise 4.6 – Class X

Previous exercise - Permutation and Combination – Exercise 4.5 Permutation and Combination – Exercise 4.6 Evaluate (i) 10C3 (ii)60C60 (iii)100C97 (i) if nC4 = nC7 find n (ii) IF nPr = 840, nCr = 35 find n If 2nC3 : nC3 = 11 : 1 , find n Verify that 8C4 + 8C5 = 9C4 Prove… Continue reading Permutation and Combination – Exercise 4.6 – Class X