1. Tim bought 50 shares of Clarky stock at P685.00 per share and paid $956.00 commission. Find Tim's total investment.​

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

How are sas and sss used to show that two triangles are congruent?