Which is a valid prediction about the continuous function f(x)? f(x) ≤ 0 over the interval (–∞, ∞)
f(x) > 0 over the interval (–1, ∞)
f(x) ≥ 0 over the interval [–1, 1]
f(x) < 0 over the interval (0, 2)

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas