Zusammenfassung der Ressource
Frage 1
Frage
Multiply (3x - 4y)(2x + 5y)
Antworten
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6x^2 + 7xy - 20y^2
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6x^2 - 7xy - 20y^2
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6x^2 + 7xy + 20y^2
Frage 2
Frage
Subtract: (r^2 - 2r - 5) - (3r^2 - 5r + 7)
Antworten
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2r^2 - 3r - 12
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-2r^2 + 3r - 12
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-2r^2 - 8r + 2
Frage 3
Frage
To factor 5x + 20, I would divide each term by 5, for a final answer of 5(x + 4)?
Frage 4
Frage
Factor: x^2 + 7x + 12
Antworten
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(x + 6)(x + 2)
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(x + 12)(x + 1)
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(x + 3)(x + 4)
Frage 5
Frage
Factor: 8a^2 - 26a + 15
Antworten
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(4a - 3)(2a - 5)
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Prime
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(4a + 3)(2a + 5)
Frage 6
Frage
Select all TRUE answers: Factor x^2 - 9
Antworten
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Difference of Perfect Squares
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Perfect Square Trinomial
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Factored form is (x + 3)(x - 3)
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Factored form is (x - 3)(x - 3)
Frage 7
Frage
Factor: 3x^3 + x^2 + 6x + 2
Antworten
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(x + 2)(3x^2 +1)
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(x^2 - 2)(3x - 1)
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(x^2 + 2)(3x + 1)