Consider the following function. Corey said, “This function is not linear because the graph is only points and not a complete line.” Which is the best way to explain Corey’s error to him? A. The function is linear because all of the points lie on a line. B. The function is not linear because it does not pass through (0, 0). C. The function is linear because the points rise from left to right. D. The function is not linear because some points have negative x-coordinates.

Which graph represents an even function?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Solve the equation by completing the square. x^2+2x=17