Let a be a rational number and b be a irrational number

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

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b