Which of the following polynomials has solutions that are not real numbers? A. x² - 6x +3
B. x² + 4x +3
C.-x? - 9x - 10
D. x² + 2x + 3

What is the difference between the points (4, 7) and (4, -5)? a. 0 units b. 2 units c. 4 units d. 12 units

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Which graph represents the function g(x) = |x + 4| + 2?