This question was asked in Misc 7

In sequences and series chapter 9 ,q. 7 of miscellaneous ex., Why we take y=1,2and2

Rajesh Purbia

Dec. 9, 2017, 11:07 p.m.

Answers!

Davneet Singh

Dec. 10, 2017, 1:02 p.m.

Hello Rajesh

We are given f(1) = 3

And f(x + y) = f(x) f(y)

and we need to find f(2), f(3), f(4)...

So, to find it.

we need x + y = 2, x + y = 3, x + y = 4

So, we take x = 1, y = 1
x = 1, y = 2,
x = 2, y = 2

and so on.

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