Question

I need help its a math crisis T-T
Please try to get it right...

Answer 1

A is the answer.

Explanation:

The lower line has slope 2 and passes through (0, 0). The clear circle indicates that the point where x = 1 is not included.

So, if x < 1 the function is 2x.

if x >= 1 the line is 1/2x + 5/2.