The number of integer values of \(x\) for which \(\binom{17-x}{3x+1}\) is defined is
Question and options
The number of integer values of for which is defined is
- 6
- 2
- 4
- 5
Answer and explanation
Correct answer: D - 5
Need integers with 0 <= 3x+1 <= 17-x: x >= 0 and 4x <= 16, so x = 0,1,2,3,4: 5 values.
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IPMAT Indore
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