The graph of which function is decreasing over the interval (–4, ∞)? a. f(x) = (x + 4)2 + 4 b. f(x) = –(x + 4)2 + 4 c. f(x) = (x – 4)2 – 4 d. f(x) = –(x – 4)2 – 4

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

Use the distributive law to multiply. 3(4x + 5y + 6)

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers