JEE Mains 06-Sep-2020 Shift 1 Solved Paper

Section: Mathematics

Question : 61 of 75

Marks: +1, -0

If f(x+y)=f(x).f(y) and

∞

∑

x=1

f(x)=2,x,y∈N, where N is the set of all natural numbers, thenthe value of

f(4)

f(2)

[6 Sep 2020 Shift 1]

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