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Complete. z2 + 3z – 18 = (z – 3)(z + ?) A.–6 B.6 C.-3 D.18
B.6 completes the factored equation as : 2 + 3z – 18 = (z – 3)(z + 6) .
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Asked 10/8/2012 5:51:29 PM
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Simplify the product. 4x6(7x^5 + 4y^2) A.11x^30 + 8x^6y^2 B.28x^11 + 16x^6y^2 C.11x^11 + 8x^6y^2 D.28x^11 + 16xy^8
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Updated 7/9/2014 9:53:45 AM
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4x^6(7x^5 + 4y^2)

= (4x^6)(7x^5) + (4x^6)(4y^2)

= 28x^11 + 16x^6y^2
Added 7/9/2014 9:53:45 AM
This answer has been confirmed as correct and helpful.
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Factor the expression. 10g^3 + 12g^2 – 15g – 18 A.(2g2 – 6)(5g + 3) B.(2g2 + 6)(5g – 3) C.(2g2 + 3)(5g – 6) D.(2g2 – 3)(5g + 6)
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