JEE MATHEMATICS MCQ: FUNCTIONS

1 Easy

1 of 1

Application +4 | -1

f(x)=2 x^{n}+\lambda

and

f(4)=133, f(5)=255

, then sum of positive integral divisors of

f(3)-f(2)

View answer and explanation

Correct option: A

Option B (72) is correct because there are 3 choices for the first digit (5, 7, or 9) and then 4! ways to arrange the remaining 4 digits.

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