How to find the maximum and minimum in a graphing calculator?

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59