The graph below represents which system of inequalities? (2 points)

graph of two intersecting lines. One line is solid, and goes through the points 0, negative 2 and 1, 0 and is shaded in below the line. The other line is dashed, and goes through the points 0, 3, 3, 0 and is shaded in above the line

y > 2x − 3
y > −x − 3
y < 2x − 2
y < −x + 3
y ≤ 2x − 2
y > −x + 3
None of the above

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)