Given h(x) = x^ - 2, what is the value of h(-3) ?

^ = is exponent 2

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Which graph represents the equation y =4x