Factoring Polynomials: GCF Assignment

8 September 2022
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question
What is the GCF of h4 and h8? h2 h4 h8 h12
answer
B.) h4
question
Find the GCF of 44j5k4 and 121j2k6. Find the GCF of 44 and 121. Find the GCF of j5 and j2. Find the GCF of k4 and k6. What is the GCF of 44j5k4 and 121j2k6? 4j3k2 4j2k4 11j3k2 11j2k4
answer
D.) 11j2k4
question
Which of the following terms have a GCF of 6p3? Select two options.
answer
1 4
question
What is the factored form of the polynomial 27x2y - 43xy2? xy(27x - 43y) x2y2(27 - 43) 3xy(9x - 17y) 3x2y(9 - 14y)
answer
A.) xy(27x - 43y)
question
Which statements are true about the polynomial 28vw + 49v + 35w? Check all that apply. The coefficients have no common factors other than 1. There are no common variables among all three terms. The GCF of the polynomial is 7v. Each term written as the product, where one factor is the GCF, is 7(28vw) + 7(49v) + 35(w). The resulting expression when factoring out the GCF is 7(4vw + 7v + 5w).
answer
2 5
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4x2 is the GCF of this polynomial. 20x2y + 56x3 - ? Which could be the mystery term? 22x3 24x2y 26x2y 28y3
answer
B.) 24x2y
question
Factor 26r3s + 52r5 - 39r2s4. What is the resulting expression? 13(2r3s + 4r5 - 3r2s4) 13r2s(2r + 4r3 - 3s3) 13r2(2rs + 4r3 - 3s4) 13r2(26r3s + 52r5 - 39r2s4)
answer
C.) 13r2(2rs + 4r3 - 3s4)
question
David found and factored out the GCF of the polynomial 80b4 - 32b2c3 + 48b4c. His work is below. GFC of 80, 32, and 48: 16 GCF of b4, b2, and b4: b2 GCF of c3 and c: c GCF of the polynomial: 16b2c Rewrite as a product of the GCF:16b2c(5b2) - 16b2c(2c2) + 16b2c(3b2) Factor out GCF: 16b2c(5b2 - 2c2 + 3b2) Which statements are true about David's work? Check all that apply. The GCF of the coefficients is correct. The GCF of the variable b should be b4 instead of b2. The variable c is not common to all terms, so a power of c should not have been factored out. The expression in step 5 is equivalent to the given polynomial. In step 6, David applied the distributive property.
answer
1 3 5
question
Joan is building a sandbox in the shape of a regular pentagon. The perimeter of the pentagon is 35y4 - 65x3 inches. What is the length of one side of the sandbox? 5y - 9 inches 5y4 - 9x3 inches 7y - 13 inches 7y4 - 13x3 inches
answer
D.) 7y4 - 13x3 inches
question
Isiah determined that 5a2 is the GCF of the polynomial a3 - 25a2b5 - 35b4. Is he correct? Explain.
answer
No, Isiah is not correct. The GCF of the coefficients is 1, and there are no common variables among all three terms of the polynomial. 5b4 is a factor of -25a2b5 and -35b4, but not a3. Additionally, a2 is a factor of a3 and -25a2b5, but not -35b4.