Question

explain the concept of signum function !!??​

Answer 1

Answer:Signum function is often defined simply as 1 for x > 0 and -1 for x < 0. And for x = 0 it is 0. f(x)={|x|x, if x≠00, if x=0. f(x)={1, if x>00, if x=0−1, if x<0.

yaaaaa

but aapne hme nhi pehxhana