Which of these sequences are arithmetic? Check all that apply. –5, –3, 3, 13, 27, .

0, 1/4, 1/2, 3/4, 1, . . .

7, 14, 28, 56, 112, . . .

27, 40, 53, 66, 79, . . .

1, 2, 4, 8, . . .

What is the logarithmic function modeled by the following table? x f(x) 9 2 27 3 81 4

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.