If ²ⁿC₃/ⁿC₃ = 10/1, then the ratio (n² + 3n): (n² - 3n + 4) is: | JEE Main 2023 Mathematics PYQ | Jeeify

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MCQEasyJEE Main 2023 · 6 April, Shift 1Combinations (C(n,r))

If $\frac{^{2n}C_{3}}{^{n}C_{3}} = \frac{10}{1}$ , then the ratio $(n^{2} + 3n) : (n^{2} - 3n + 4)$ is:

A
$27:11$
B
$35:16$
C
$2:1$
D
$65:37$

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