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FatimaISWA

  • 3 years ago

3. Which value(s) must be excluded as a value of x in the polynomial? (x - 2 / (x2 - 25)

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  1. maheshmeghwal9
    • 3 years ago
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    |dw:1339053693213:dw| Do u mean this?

  2. FatimaISWA
    • 3 years ago
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    yes

  3. maheshmeghwal9
    • 3 years ago
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    k! see that where at what critical points I mean x's values; denominator is zero. those values will be excluded since \[y/0=\infty\] (undefined). Can u give me answer, what r those values?

  4. maheshmeghwal9
    • 3 years ago
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    gt it?

  5. FatimaISWA
    • 3 years ago
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    yes i did!

  6. maheshmeghwal9
    • 3 years ago
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    k! np:)\ x={5,-5} will be excluded:)

  7. coolstude
    • 3 years ago
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    you must exclude 5 and -5 because the denominator must not always equal to zero (0)

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