Alg 1, Unit 5 (Quadratics), Quiz 1

In the quadratic equation 2x² + 4x -15, the "a" is:

• x²

• 2

• 4

• -15

In the quadratic -6x² - 4x + 15, the "b" is:

• 15

• -6

• 4

• -4

In the quadratic equation y = 4x² + 15, the "c" is:

• y

• 4

• 15

• 60

A quadratic is:

• the same as a linear equation.

• a polynomial raised to the second degree.

• a polynomial with four terms.

• an equation whose function is represented by a straight line.

A quadratic with an "a" with a negative value will open:

• down

• up

• left

• right

Tags

CCSS.HSF-IF.C.7A

Fill in the blank. The larger the absolute value of the "a" coefficient, the _____________ the parabola will be.

• wider

• skinnier

• more accurate

• less accurate

The "c" in a quadratic equation represents which value?

• The coefficient of the x²

• The coefficient of the x

• The constant (or number)

• The slope

The coefficient of the "x" in a quadratic is the:

• "b" value

• "a" value

• "c" value

• slope of the parabola

The "c" value in a quadratic represents the:

• slope of the parabola

• the y-intercept of the parabola

• vertex

• interior angle

Tags

CCSS.HSF-IF.C.7A

Graphing a quadratic function results in a line that is:

• straight

• a parabola

• intersecting

• v-shaped

Tags

CCSS.HSF-IF.C.7A