Question
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For the polynomial below, 2 is a zero.
Express as a product of linear factors.
(

Ask by Christensen Mullins. in the United States
Mar 29,2025

Upstudy AI Solution

Tutor-Verified Answer

Answer

The polynomial can be expressed as .

Solution

Since 2 is a zero of the polynomial , we can use synthetic division to divide the polynomial by .
Factor the expression by following steps:
  • step0: Factor:
  • step1: Calculate:
  • step2: Rewrite the expression:
  • step3: Factor the expression:
  • step4: Factor the expression:

    After performing synthetic division, we have . Now, we need to factor the quadratic .
    The quadratic does not factor nicely into real linear factors, as its discriminant is negative. Therefore, we will express it in its current form.

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Bonus Knowledge

To express as a product of linear factors, we begin by using synthetic division with the zero . Dividing by gives us .
Next, we need to factor the quadratic . The roots can be found using the quadratic formula , leading to complex roots. The expression becomes . Thus, .

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