A B C of Quadratics

Front

Letter determining parabola's direction:

Back

a

Front

Axis of symmetry line passes through:

Back

Vertex

Front

Letter in quadratic formula for y-intercept?

Back

c

Front

Direction of parabola with negative value?

Back

down

Front

Axis of symmetry: x = -b/(2a)

Back

true

Front

If a value is positive, the graph opens:

Back

up

Front

Y = -3x² + 7x - 2 opens

Back

down

Front

Vertex?

Back

(3, -1)

Front

Axis of symmetry for f(x) = x² - 8x + 15

Back

x = 4

Front

Domain of the function?

Back

D:{all real numbers}