Question

8.

For the function whose graph is shown, which is the correct formula for the function?


A. y = |x + 1|

B. y = |x – 1|

C. y = |x| – 1

D. y = |x| + 1

Answer 1

C. y = |x| – 1

Explanation:

Graph the absolute value using the vertex and a few selected points.

x

y

−

2

1

−

1

0

0

−

1

1

0

2

1