BI Ch. 1 - 3 EOC Review

Front

Back

(x - 2)(x - 3)

Front

What is another word for zeros in a function?

Back

roots

Front

Back

a = -1, b = 2, c = -9

Front

Back

x = 1/4 and x = -3

Front

What do the green dots on a graph indicate?

Back

roots or x-intercepts

Front

What is the vertex of a parabola?

Back

The highest or lowest point on the graph of a quadratic function.

Front

Define the axis of symmetry in a quadratic function.

Back

Front

What is the quadratic formula?

Back

Front

What does the discriminant of a quadratic equation tell us?

Back

It indicates the nature of the roots: if positive, two real roots; if zero, one real root; if negative, no real roots.

Front

How do you find the y-intercept of a quadratic function?

Back