Tìm hàm doanh thu R(x) khi hàm doanh thu cận biên là R'(x) = 400-4x và doanh thu bằng 0 tại mức không sản phẩm

If chord ab is congruent to chord cd, then what must be true about ef and eg?

Can you me find the missing length. i attached an image.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.