Factoring Polynomials with GCF, Grouping, and Trinomials
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(2x + 1)(x + 15)
(2x - 3)(x - 5)
(x + 5)(2x + 3)
2(x - 3)(x - 5)
prime
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hank factored 5n2-18n+9. His work is shown in the image. Is he correct? Why/why not?
No, he set up the number puzzle wrong and found the wrong numbers that make the product and sum.
No, he forgot to split the middle term using -15n and -3n to factor by grouping.
Yes, those are the correct values to put into each factor.
Yes, he's correct because he's a math teacher's son. ;)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(4x - 5)(x + 5)
(x - 5)(4x + 5)
4(x - 5)(4x + 5)
4(4x - 5)(x + 5)
Tags
CCSS.HSA.APR.C.4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which number puzzle below shows how to set up the values correctly to factor a quadratic trinomial?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor:
10a4+16a+10a2
2a(5a3+8+5a)
2a4(5a+8a2+5a3)
2a4(10+16a+40a2)
3a3(5+8a+a2)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor by Grouping:
7r3-8r2+42r-48
(r2+6)(7r+8)
(r2+6)(7r-8)
(r2+6)(r2+8)
(r2+6)(7r+6)
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