Julia: Algebra review

Front

Solve the quadratic by using factors: x² - 9x + 20 = 0

Back

x = 4 and x = 5

Front

What is the next step in solving (x + 2)(x - 3) = 0?

Back

Set each factor equal to zero

Front

Solve by factoring: x² + 3x - 18 = 0

Back

x = 3 and x = -6

Front

Solve for x. Round to the nearest hundredth if necessary: x² + 2x = 6 - 6x

Back

x = 0.69, -8.69

Front

Factor n² + 16n + 63

Back

(n + 7)(n + 9)

Front

What is a quadratic equation?

Back

An equation of the form ax² + bx + c = 0, where a, b, and c are constants.

Front

What does it mean to factor a polynomial?

Back

To express it as a product of its factors.

Front

What is the Zero Product Property?

Back

If ab = 0, then a = 0 or b = 0.

Front

What is the standard form of a quadratic equation?

Back

y = ax² + bx + c.

Front

What are the roots of a quadratic equation?

Back

The values of x that make the equation equal to zero.