What is another way to write 9 x 200

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Adeli owner keeps track of the to-go orders each day. the results from last saturday are shown in the given two-way frequency table. saturday's to-go deli orders in person by phone online total pick up 38 25 31 94 delivery 35 28 34 97 total 73 53 65 191 what percent of the to-go orders were delivery orders placed by phone? a. 14.66% b. 38.41% c. 28.87% d. 52.83%

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.