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23 November, 18:15

Inverse Function:

f-¹ ( - 3)

f (x) = 6x - 12

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Answers (1)
  1. 23 November, 18:29
    0
    f (x) = 6x - 12

    y = 6x - 12

    y + 12 = 6x - 12 + 12

    y + 12 = 6x

    6 6

    ¹/₆y + 2 = x

    y = ¹/₆x + 2

    f⁻¹ (x) = ¹/₆x + 2

    f⁻¹ (-3) = ¹/₆ (-3) + 2

    f⁻¹ (-3) = - ¹/₂ + 2

    f⁻¹ (-3) = 1¹/₂

    (x, f⁻¹ (x)) = (-3, 1¹/₂)
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