How i iu q.26 using properties of determinants, show that aabc is an isosceles triangle if = 0 (cb 11+ cos a icos? a + cos a 11 1 + cos b 1 + cos c cos-b + cos b cosc + cos cl (cb

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.

What describes horizontal cross section of the right rectangle 6m 8m 5m

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?