Question

1) A function f (x) is said to be periodic function
with a period T, if
a) f(x) = f (x+1), for all x
b) f(T)= f (x+1), for all x
c) f(x)=-f (x+7), for all x
d)/(x)=1)
for all x​

Answer 1

1) A function f (x) is said to be periodic function

with a period T, if

a) f(x) = f (x+1), for all x

b) f(T)= f (x+1), for all x

c) f(x)=-f (x+7), for all x

d)/(x)=1)

for all x