How many ways are there to choose 3 objects from 8 objects?
8 वस्तुओं में से 3 वस्तुएं चुनने के तरीके कितने होंगे?
Show answer and explanation
Correct Answer
B. 56 / 56
ExplanationStep 1: In selection order is not important. Step 2: 8C3 = 8×7×6/(3×2×1) = 56. Step 3: Use combination for selection.
Step 1: चुनने में order important नहीं होता। Step 2: 8C3 = 8×7×6/(3×2×1) = 56। Step 3: selection के लिए combination लगाएं।