How can you tell depending on whether you're looking at a table, ordered pairs, graph, or equation?

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

What is the ratio fraction form of 25: 9

Change negative exponents to positive, then solve