Ohio Algebra I quadratics quiz quiz

Solve $x^2 - 8x + 15 = 0$ by factoring.

What are the solutions of $x^2 = 9x$?

Solve $(x - 4)^2 = 36$ by taking square roots.

What value completes the square for $x^2 + 10x$?

Using the quadratic formula, the solutions of $x^2 + 3x + 1 = 0$ are:

How many real solutions does $x^2 - 4x + 9 = 0$ have?

How many real solutions does $x^2 - 6x + 9 = 0$ have?

A parabola $f(x) = ax^2 + bx + c$ has $a < 0$. The vertex is a:

What is the axis of symmetry of $f(x) = x^2 - 10x + 7$?

From which form do you read the $x$-intercepts of a parabola most directly?

A ball's height is $h(t) = -16t^2 + 32t$. When does it hit the ground?

For $h(t) = -16t^2 + 48t$, what is the maximum height?