Seven performers A b c d e f g are to appear In a fund raiser, the order of performance is determined by random selection

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Which of the following functions corresponds to the above sinusoid? a. 10 cos πx - 5 b. -5 sin x - 5 c. -10 cos πx/2 - 0.5 d. 10 sin πx - 5