Mathematics Answer, Explanation and Revision Hints
(8) बिंदुओं में से (2) बिंदु चुनकर कितनी रेखाएं बनाई जा सकती हैं? / How many lines can be formed by selecting (2) points from (8) points?
Correct Answer: B. (28). Explanation: दो बिंदु एक रेखा बनाते हैं इसलिए \(\binom{8}{2}=28\) है। बिंदुओं का क्रम नहीं गिना जाता। / Two points form one line, so \(\binom{8}{2}=28\). The order of points is not counted.
Which concept should I revise for this Mathematics MCQ?
Two points form one line, so \(\binom{8}{2}=28\). The order of points is not counted.
What exam hint can help solve this Mathematics question?
दो बिंदु एक रेखा बनाते हैं इसलिए \(\binom{8}{2}=28\) है। बिंदुओं का क्रम नहीं गिना जाता।
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