Which of the following rational functions is graphed below? O A. FX) =
OB. FX) =
C. F(x) =
(x-4)2
O
D. Ax) = x
+ 4

[fx] is a function of x, it usually used in graphs.

irrational, then, just means all the numbers that aren't rational. every integer is a rational number, since each integer n can be written in the form n/1. however, numbers like 1/2, 45454737/2424242, and -3/7 are also rational, since they are fractions whose numerator and denominator are integers.

step-by-step explanation: