Question

Let

(3 3 ).

2

1

( )

x x

f x



 

Then

f (x  y)  f (x  y)

is​

Answer 1

Answer:

this isn't exact answer

Step-by-step explanation:

Put x=30, y=

30

40

then

f(30×

30

40

)=

40

f(30)

×30

Hence,

f(40)=15