Question

Which function is represented by the graph?

a. f(x) = −2|x| + 1

b. f(x) = |x| + 1

c. f(x) = -2|x + 1|

d. f(x) = |x + 1|


pls help

Answer 1

Explanation:

The vertex is at x=0, so you can eliminate c and d.

To check if its a or b, you can notice that since it opens down, the coefficient of |x| must be negative, making it a.