What is the value of f(3) if f(x)=-5/2+4?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

To decrease an amount by 16% what single multiplier would you use

Student representatives surveyed their classmates on their preference of a school mascot for a new school. the results are shown in the table below. which pair of samples seems most representative of student preference?