Which of the following fuctions has two zeros?
A) f(x)= |x+1|
B) f(x)= |x|+1
C) f(x)= -|x|-1
D) f(x)= -|x|+1
Do I substitute x for 0 to find this or another number?
-(-x)+1=0 x+1=0 x=-1 So you have two zeros of 1 and -1.Please send me note and let me know if you got it.