(10/19) Unit 2: Dividing Polynomials Day 2-Long Division

(10/19) Unit 2: Dividing Polynomials Day 2-Long Division

Open Ended

Activating Strategy
(#20 on Interim Review)

The area of a rectangle is equal to  

 $x^4-8x^2+34x+8$  square units. If the length of the rectangle is equal to x+4 units, what expression represents its width?
(HINT: Use synthetic division)

Multiple Choice

Identify the missing term to complete the solution.

• -2

• 2

• -3

• 3

Multiple Choice

Is this division problem worked correctly?

• This is correct!

• This is incorrect, and error occurs when subtracting -6x and 2x

  and it is carried out in the process

• This is incorrect, and the error occurs on the 4th line!

• This is incorrect, and the error occurs on the 3rd line!

Multiple Choice

Identify the missing term to complete the solution.

• -7

• 7

• -57

• 57

Multiple Choice

• A
• B
• C
• D

Multiple Choice

Use long division algorithm.

• 4x - 2

• 4x + 2

• 2x - 4

• 2x + 4

Multiple Choice

Which term is missing in this problem?

(2x³ + 5x² + 9 )÷

(x + 3)

• x⁴

• x³

• x²

• x