F(x) = –x² – 3x + 3. Find f (7)

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate

Jenny made a scale drawing of a city. the scale she used was 5 inches = 1 yard. what is the scale factor of the drawing?

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?