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10 June, 01:19

Which of the following expressions is the inverse of the function y = 3x + 4?

a) y = 3x - 4

b) y = - 3x - 4

c) y equals quantity x minus 4 divided by 3

d) y equals quantity x plus 4 divided by 3

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Answers (2)
  1. 10 June, 01:43
    0
    y = (x - 4) / 3

    So the answer is C; D
  2. 10 June, 01:48
    0
    The correct answer is d.

    Interchange values of x and y in the equation y = 3x+4

    So we get x=3y+4

    or x-4=3y

    y = (x-4) / 3
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