Solve.
Solve.
*If it's unfactorable, use Quadratic Formula!
Solve.
Solve.
Solve.
Solve.
Use the discriminant to determine how many solutions this quadratic equation has:
i.e. two real, two imaginary, or one real?
Type the vertex in the answer box and graph the parabola.
*Check that the y-intercept on your graph is accurate!
Select the correct domain AND range for your graph in #8.
Type the vertex in the answer box and graph the parabola.
*Check that the y-intercept on your graph is accurate!
Select the correct domain AND range for your graph in #10.
After how many seconds does the rock reach its maximum height?
What is the maximum height of the rock?
How long does it take for the rock to hit the ground? Your answer should be a whole number so no need to round!
Subtract.
Add.
Multiply.
Multiply.
Rationalize the denominator and simplify completely.
Rationalize the denominator and simplify completely.