Simplifying Polynomials

Simplifying, Adding, and Subtracting Polynomials

Multiple Choice

Classify this polynomial by its degree and number of terms:  x² + 2x + 6

• Linear polynomial
• Quadratic trinomial
• Quadratic binomial
• Cubic trinomial

Multiple Choice

What is the highest degree among terms in this polynomial?

6x² + 7x⁴ + x3 + x

• 1

• 2

• 3

• 4

Multiple Choice

Simplify:6b + 7b - 10

• 3b

• 13b - 10

• 13b² - 10

• 3b²

Multiple Choice

Simplify the Expression.

9z - 21 - 3z + 10

• Simplified

• 9z - 21 - 7

• 9z - 11 -3z

• 6z - 11

Multiple Choice

Simplify the expression: 7+3(1 - 2x)

• 21 - 6x

• 10 - 2x

• 10 - 20x

• 10 - 6x

Multiple Choice

Simplify the expression.

(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7

• 5a³ - 4a² - 14a - 7

• 5a³ - 4a² - 20a - 7

• 5a³ - 9a² - 20a - 7

Multiple Choice

Combine like terms to simplify:

(5x + 2) + (4x + 5)

• 9x -7

• -9x-11

• 9x+7

• x+7

Multiple Choice

Subtract the polynomials.

(2x + 5y) - (3x - 2y)

• -x + 3y

• -x + 7y

• 5x + 7y

• 7xy + 1xy

Multiple Choice

Add or Subtract to Simplify:

(4x²+ x) - (x²+ 2x)

• 3x² - x

• 4x² + 2x

• 3x² + 3x

• 3x² + 2x