Question

Consider the function defined by f(x) = |x|+1
a) Find f(1) and f(-1).
b) Draw the graph for f.

Answer 1

Answer:

f(x)=|x|+1

f(x)=-x+1, for x<0

f(x)=x+1, for x>0

(a) therefore

f(1)=1+1=2

f(-1)=-1+1=0