Using quadratic formula to solve 9x2+6x-17=0

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction