Question

Question 1 (Multiple Choice Worth 5 points)

[9.02] Solve x2 + 9x + 20 = 0.

x = 2, x = 10

x = −2, x = −10

x = −5, x = −4

x = 5, x = 4

Question 2 (Multiple Choice Worth 5 points)

[9.02] Where does the graph of y = 3x2 − 10x − 8 cross the x-axis?

(2 over 3, 0) and (−4, 0)

(−2 over 3, 0) and (4, 0)

(4 over 3, 0) and (−2, 0)

(−4 over 3, 0) and (2, 0)