In which direction does the parabola open?

y = 4x2 + 20x – 24

down

up

left

right

Through non-collinear points there is exactly one plane.

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

Determine the common ratio and find the next three terms of the geometric sequence. 10, 2, 0.4, a. 0.2; -0.4, -2, -10 c. 0.02; 0.08, 0.016, 0.0032 b. 0.02; -0.4, -2, -10 d. 0.2; 0.08, 0.016, 0.0032 select the best answer from the choices provided a b c d