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anonymous

  • 5 years ago

Multiply (6z² - 4z + 1)(8 - 3z).

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  1. anonymous
    • 5 years ago
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    the basic rule here is you have multiply each part in the first parens by each part in the second parens, and then add them all up

  2. anonymous
    • 5 years ago
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    so (6z^2 - 4z + 1) (8 - 3z) = (6z^2 x 8) + (6z^2 x -3z) + (-4z x 8) + (-4z x -3z) + (1 x 8) + (1 x -3z)

  3. anonymous
    • 5 years ago
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    48z^2 - 18z^3 - 32z + 12z +8 -3z

  4. anonymous
    • 5 years ago
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    48z^2 - 18z^3 - 32z + 12z^2 +8 -3z

  5. anonymous
    • 5 years ago
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    now combine like terms and you have the answer

  6. anonymous
    • 5 years ago
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    so is it 6z-7z +9?

  7. anonymous
    • 5 years ago
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    well - z^2, z^3, and z are not like terms

  8. anonymous
    • 5 years ago
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    -18z^3 + 60z^2 -35z + 8

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