Find the interval in which the function is decreasing. y = x2 - 6x - 16

I. (-∞, 3)
II. (-∞, -2)
III. (3,∞)
IV. (8,∞)

A. II, III
B. III only
C. I only
D. III, IV

Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y

In what form is the following linear equation written y=9x+2

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups