P Take a Test Austin Vest Google Chrome https StudentPlayer

P Take a Test Austin Vest- Google Chrome https: Student/Player eyes Test: Math Placement Test Part 2 Precalculus This Question: 1 pt Use the graph of f to determine each of the Where applicable, use interval notation. (a) the zero(s) off (b) f(-1) 4 6 8 10 (c) the value of x for which f(x) 4 (d) ls f(4) positive or negative? (a) Find the zero(s) of f. Type an integer or decimal. Use a comma to separate answers as needed.) (b) What is f(-1)? (c) What is the value of x for which f(x)-4? (d) is f(4) positive or negative? O Negative O Positive Click to select your answer(s). HE Search the web and Windows 15 of 20 (o complete) Austin Vest 1/15/16 1:53 PM Time Remaining: 00:58:28 Submit Test This Test: 20 pts possible 1:53 PM 1/15/2016

Solution

Given the graph:

a. The zero(s) where for x value(s), y = 0, are: x= 5.5, and x= 1.5.

b. When x=-1, about the graph, y = 1.

c. When y= 4, x should be =2. Then the vertex of the parabola is (2,4).

d. f(x) when x= 4 is positive dyue the y value is on the first cuadrant.

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