Which sets include only like terms? choose all answers that are correct.
a. {12c, -25c, 1.876c, 2/9c
b. {26def, -4def, 2.92def,12/19def}
c. {-1.24rs, 17rs, 9rs, 2 4/9 rs}
d. {-11xyz, -3.07xy, -42yz, -6/17xz }

What is the arc length when θ =pi over 3 and the radius is 5 cm? (5 points) 5 pi over 3 cm 10 pi over 3 cm 16 pi over 3 cm pi over 3 cm

What is the slope of the line that contains the points (-2,1) and (0,-3)

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp