What is the value of the function f(x) = x
2 − 5x + 2 evaluated at x = 2

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.

As a salesperson you get $50/day and $3.60/each sales you make.if you want to make $60 in one day, how many sales would you need need to make ? a 3b 4c 5d 6 show work.