Which quadratic equation has roots 9 + 2i and 9 - 2i ? A)X^2 - 18x + 82 = 0
B)X^2 + 18x + 85 = 0
C)X^2 + 18x + 82 = 0
D)X^2 - 18x + 85 = 0

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Solve the word problem. the table shows the low outside temperatures for monday, tuesday, and wednesday. by how many degrees did the low temperature increase from monday to tuesday? this function table shows the outside temperature for a given a. 21.1⁰ b. 8.6⁰ c. 4.9⁰ d. 3.9⁰(the picture is the graph the the question is talking about.)

For the equations below which statement is true ?