Algebra 2 Unit 4 Test Review (3rd)

Front

What is the result of multiplying (3x − 6)(7x + 7)?

Back

21x² − 21x − 42

Front

How do you factor the expression 5x² - 7x + 2 completely?

Back

(5x - 2)(x - 1)

Front

What is the result of subtracting the polynomials (3x³ + 3x² + 5) - (x³ - 2x² + x - 4)?

Back

2x³ + 5x² − x + 9

Front

What is the sum of (3y² + y³ - 5) + (4y² - 4y + 2y³ + 8)?

Back

3y³ + 7y² - 4y + 3

Front

How do you factor the expression 3a² + 4a + 1?

Back

(3a + 1)(a + 1)

Front

What is the distributive property in algebra?

Back

a(b + c) = ab + ac

Front

What is the quadratic formula used for?

Back

To find the roots of a quadratic equation ax² + bx + c = 0, use x = (-b ± √(b² - 4ac)) / (2a).

Front

What does it mean for a polynomial to be factored completely?

Back

A polynomial is factored completely when it is expressed as a product of irreducible polynomials.

Front

What is the degree of a polynomial?

Back

The degree of a polynomial is the highest power of the variable in the expression.

Front

What is the process of combining like terms in a polynomial?

Back

Combining like terms involves adding or subtracting coefficients of terms that have the same variable raised to the same power.