Intro to the Quadratic formula

Front

What is the standard form of a quadratic equation?

Back

Front

Identify the values of a, b, and c in the equation: 4x^2 - 8x - 3 = 0.

Back

a = 4, b = -8, c = -3.

Front

What does it mean for a quadratic equation to be in standard form?

Back

Front

How do you convert the equation 3x^2 - 8x + 5 = 2 into standard form?

Back

Front

What are the coefficients in the quadratic equation 11r^2 + 6r - 6 = 0?

Back

A = 11, B = 6, C = -6.

Front

What is the quadratic formula used for?

Back

Tags

CCSS.HSA-REI.B.4B

Front

What is the discriminant in a quadratic equation?

Back

Tags

CCSS.HSA-REI.B.4B

Front

What does a positive discriminant indicate about the roots of a quadratic equation?

Back

A positive discriminant indicates that the quadratic equation has two distinct real roots.

Tags

CCSS.HSA-REI.B.4B

Front

What does a zero discriminant indicate about the roots of a quadratic equation?

Back

A zero discriminant indicates that the quadratic equation has exactly one real root (a repeated root).

Tags

CCSS.HSA-REI.B.4B

Front

What does a negative discriminant indicate about the roots of a quadratic equation?

Back

A negative discriminant indicates that the quadratic equation has no real roots, but two complex roots.

Tags

CCSS.HSA-REI.B.4B