Algebra 1 8-6 Factoring ax² + bx+ c
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by Allan Chung
| 22 Questions
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10 pts
Solve It! An array of three rectangular solar panels has the area below:
The height of the array is x + 3. What is the length of the array?




2
10 pts
Problem 1 Got It? Drag two binomial factors to the trinomial to represent its factored form.
  • (3x + 1)
  • (3x + 5)
  • (2x + 1)
  • (3x + 2)
  • 6x² + 13x + 5
3
10 pts
Problem 1 Got It? Reasoning: Consider the trinomial below.
Suppose ac is positive and b is negative. What do you know about the factors of ac?
The factors of ac are both positive.
One of the factors of ac is positive and the other is negative.
The factors of ac are both negative.
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4
10 pts
Problem 2 Got It?
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5
10 pts
Problem 3 Got It?
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6
10 pts
Problem 4 Got It?
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7
10 pts
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10 pts
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10 pts
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10 pts
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10 pts
Reasoning: Explain why you cannot factor the trinomial.

12
10 pts
Reasoning: To factor the trinomial 8x² + bx + 3, a student correctly rewrites the trinomial as 8x² + px + qx + 3.

What is the value of pq? Enter only a number.
14
10 pts
Review Lesson 8-5: Identify the factored form of each expression. Check your answer.



  • (t + 4)(t + 11)
  • (t - 5)(t - 12)
  • (t - 4)(t + 7)
15
10 pts
Review Lesson 2-7: Match each proportion with its solution.




  • 21
  • 12.5
  • 12
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5 pts
Review Lesson 8-4: Simplify the product.

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5 pts
Review Lesson 8-4: Simplify the product.

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5 pts
Review Lesson 8-4: Simplify the product.

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5 pts
Review Lesson 8-4: Simplify the product.

20
10 pts
Vocabulary Review: Complete each sentence with the correct form of the word factor.
  • factoring
  • factor
  • factored
  • The monomials 12x, 3x², and 6x³ have a common __?__ of 3x.
  • When __?__ a trinomial, begin by looking for a factor common to all three terms.
  • A student __?__ the expression 12x³ - 6x² into 6x²(2x - 1).
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10 pts
Use Your Vocabulary: You can rewrite the expression below in order to factor it.
Which rewritten expression below is NOT equivalent to the original expression?




22
10 pts
Reflection: Math Success
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