(Q). In how many ways at least 6 student be selected out of 12 students?
Solution:-
¹²C₆ + ¹²C₇ + ¹²C₈+ ¹²C₉ + ¹²C₁₀ + ¹²C₁₁ + ¹²C₁₂ ways
= 924 + 792 + 495 + 220 + 66 + 12 + 1
= 2510 Answer
(Q). In how many ways at least 6 student be selected out of 12 students?
Solution:-
¹²C₆ + ¹²C₇ + ¹²C₈+ ¹²C₉ + ¹²C₁₀ + ¹²C₁₁ + ¹²C₁₂ ways
= 924 + 792 + 495 + 220 + 66 + 12 + 1
= 2510 Answer