The quadratic function f(x) has a vertex at (9, 8) and opens upward. if g(x) = 4(x − 8)2 + 9, which statement is true? a. the maximum value of f(x) is greater than the maximum value of g(x). b. the maximum value of g(x) is greater than the maximum value of f(x). c. the minimum value of f(x) is greater than the minimum value of g(x). d. the minimum value of g(x) is greater than the minimum value of f(x).

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

Identify the number as a rational or irrational. explain. 127

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)