V# +h VI Show at least 3 important steps in simplifying: to: VI +h+ VE 2x +h 2Vx2 + xh h ab? Simplify V8a*b5 24ab*c Assume a > 0, 6 > 0, and c < 3 3-2x 1 2x-7 Solve the following equation: = 27 3 81 The demand D (measured in thousands of students) for private schools in a large city can be approximated by the formula, D = 77.8T-0.11 where T is the tuition cost in $. If tuition fees were increased from $1000 to $1500 what effect might it have on the demand for private schools in the city area?