1.

A real valued function f(x) satisfies the functional equation f(x-y)=f(x)f(y)-f(a-x).f(a+y) where a is given constant and f(0)=1 , f(2a-x)=(1) -f(x)(2) f(x)(3) f(a-x)(4) f(-x)

Answer» A real valued function f(x) satisfies the functional equation f(x-y)=f(x)f(y)-f(a-x).f(a+y) where a is given constant and f(0)=1 , f(2a-x)=
(1) -f(x)
(2) f(x)
(3) f(a-x)
(4) f(-x)


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