a quadratic function f is given by f(x)= ax^2 +bx+c where a is not 0. select all the statements that must be true about the graph of f.

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?

The measure of angle 0 is 600 degrees

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.