Find the range of the function.
f(x) = -5x^2 + 9

In the diagram below, tan θ = sqrt 3. what is the value of m?

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

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