Greatest common factor of 5, 6 and 15

Which of the following graphs could represent a cubic function?

Which of the following are arithmetic sequences? check all that apply. a. 0.3, 0.6, 0.9, 1.2, 1.5, b. 2, 3, 6, 11, 18, c. 150, 147, 144, 142, d. 2, 4, 9, 16, 25,

Find the solution on the interval [0, 2pi)