Can someone pls answer my recents :(

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

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.

The area of a circle is equal to 1 dm². find the radius of the circle.