Which shows the correct substitution of the values a, b, and c from the equation 0 = -3x^2-2x+ 6 into the quadratic formula? Quadratic formula: x =
-btvb2-4ac
20
O x=-(-2) V – 2)2 - 4(-3)(6)
26-3)
x = -21/22 - 4(-3)(5)
21-3)
--(-2) 1V(-2)- 435)
2)
-23723-4335)

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .

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.