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Solve the equation. (r-3) (r+6) = 0

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Answers (2)
  1. 7 July, 22:09
    0
    r = 3 or r = - 6

    Step-by-step explanation:

    Solve for r over the real numbers:

    (r - 3) (r + 6) = 0

    Split into two equations:

    r - 3 = 0 or r + 6 = 0

    Add 3 to both sides:

    r = 3 or r + 6 = 0

    Subtract 6 from both sides:

    Answer: r = 3 or r = - 6
  2. 7 July, 22:12
    0
    r^2 = - 3
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