Write an equation of the line in point-slope form that is perpendicular to the given line and passes through the given point.
y = −3x + 4; (−1, 3)

Which is the focus of a parabola with equation y2=4x

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)

Write a function rule for the table