Posted by JeanClaude on .
x and y are both identity functions. find x(4) + y(99)

Algebra (Identity Function) 
Damon,
An identity function returns its argument as its value. x(4) = 4 and y(99) = 99
Posted by JeanClaude on .
x and y are both identity functions. find x(4) + y(99)
An identity function returns its argument as its value. x(4) = 4 and y(99) = 99