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21 March, 15:11

What is the domain of the reciprocal function 5 / 4x+5?

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  1. 21 March, 15:22
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    Set the denominator equal to 0 and solve for x to find the restricted value

    4x + 5 = 0

    x = - 5/4

    domain: x ≠ - 5/4

    or in interval notation: (-∞, - 5/4) U (-5/4, ∞)
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