2.13 and 2.14 Flashcard Review

Front

Factor x² - 9x + 20

Back

(x - 5)(x - 4)

Front

Factor x² + 7x - 30

Back

(x + 10)(x - 3)

Front

Factor out the GCF: 10x³ - 15x

Back

5x(2x² - 3)

Front

Factor x² - 16x + 48

Back

(x - 12)(x - 4)

Front

Factor n² + 16n + 63

Back

(n + 7)(n + 9)

Front

What is the GCF of 10x³ and 15x?

Back

5x

Front

What does it mean for a polynomial to be prime?

Back

A polynomial is prime if it cannot be factored into the product of two non-constant polynomials.

Front

What is the standard form of a quadratic equation?

Back

ax² + bx + c, where a, b, and c are constants.

Front

How do you find the roots of a quadratic equation?

Back

Use the quadratic formula: x = (-b ± √(b² - 4ac)) / 2a.

Front

What is the difference between factoring and expanding a polynomial?

Back

Factoring breaks a polynomial into simpler components, while expanding multiplies out the components.