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anonymous

  • 5 years ago

Am I correct? Restrictions on variables? What restrictions do these variables have? x - 4 / x - 3 My answer: x cannot be +- 3, or +-4. Am I correct? Thank you!

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  1. anonymous
    • 5 years ago
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    x cannot be 3

  2. anonymous
    • 5 years ago
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    Why is that?

  3. anonymous
    • 5 years ago
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    Why not 4 as well?

  4. anonymous
    • 5 years ago
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    For the denominator (x-3) is cannot equal 0 x-3=0 --> So x cannot be 3 as we get an undefined value since we cannot divide by 0. However as long as the denominator is not 0, it numerator can be any value even 0 since 0/a=0 where a is some value :)

  5. anonymous
    • 5 years ago
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    when you get a chance zed can you please hep me

  6. anonymous
    • 5 years ago
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    Thanks Zed. Please help tinkerbell1980.

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