Question
Download Solution PDFयदि 3(6C3) = 10(xC2) तो x = ?
Answer (Detailed Solution Below)
Option 4 : 4
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UP TGT Hindi FT 1
125 Qs.
500 Marks
120 Mins
Detailed Solution
Download Solution PDFअवधारणा:
कॉम्बिनेटरिक्स:
- nCr =
- n! = 1 × 2 × 3 × ... × n
- 0! = 1
गणना:
दिया गया समीकरण है: 3(6C3) = 10(xC2)
⇒
⇒
⇒ x(x - 1) = 12 = 4 × 3
⇒ x = 4
Last updated on May 6, 2025
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