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JEE Main levelOne or more correct optionsDifficulty 2 of 3as142

Which of the following sets of $(n, l, m_{l})$ are permissible?

A $(1, 0, 0)$
B $(2, 1, - 1)$
C $(3, 3, - 2)$
D $(4, 2, 3)$

Answer: A, B

Rules:

0 \leq l \leq n - 1

and

∣ m_{l} ∣ \leq l

. Set C has

l = n

; set D has

∣ m_{l} ∣ > l

. A and B obey the rules.

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