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21 December, 11:26

Multiply. (3x+1) (x-1) Express the answer in standard form. Enter your answer in the box.

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Answers (2)
  1. 21 December, 12:48
    0
    18 using x as 3

    Step-by-step explanation:

    It all depends on what the x is so say I have x=3 so then it would be 18.

    The sum of three x plus one times the difference of x-one.
  2. 21 December, 13:14
    0
    3x² - 2x - 1

    Step-by-step explanation:

    Each term in the second factor is multiplied by each term in the first factor, that is

    3x (x - 1) + 1 (x - 1) ← distribute both parenthesis

    = 3x² - 3x + x - 1 ← collect like terms

    = 3x² - 2x - 1 ← in standard form
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