What is the range and domain of: y= 4|x|-1
Function: y = 4|x| - 1.Domain: R (all real numbers).Range: As we know, the absolute value of x is always a non-negative number:|x| >= 04|x| >= 4 * 04|x| >= 04|x| - 1 >= -1y >= -1 <----- this is the range I hope this helps. =)
