What is the range of the function represented by the graph? the graph of a quadratic function with a maximum value at the point (2,4) and zeros at 0 and 4

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10

What is the radical expression that is equivalent to the expression 27 1 over 5?

50 points~ ! i have to turn this in tomarrow