Question 82411
simplfy x(4x^2+3x-5)-2(4-x^2)
= 4x^3+3x^2-5x-8+2x^2
= 4x^3+5x^2-5x-8
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evaluate: (g-6h)(g+6h)
= g^2-(6h)^2
= g^2-36h^2
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factor: 4k^2+20k+25k
= 4k^2+45k
= k(4k+45)
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factor 4g from :8h^2j-12g^3hj
= 4g [(2h^2j/g) - 3g^2h]
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Cheers,
Stan H.