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katlin95

  • 4 years ago

How many solutions are there for the equation? x2 + 16 = 8x A. 2 B. 1 C. 0

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  1. saljudieh07
    • 4 years ago
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    1

  2. saljudieh07
    • 4 years ago
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    is that x^2? as in x squared?

  3. saljudieh07
    • 4 years ago
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    or 2x

  4. katlin95
    • 4 years ago
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    x squared

  5. saljudieh07
    • 4 years ago
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    therefore, you have two solutions, answer is A

  6. EEMajor12
    • 4 years ago
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    Generally, all quadratics x^2 have two root. Remember the \[\pm\] when you do find the roots.

  7. Directrix
    • 4 years ago
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    There are two roots 4 and 4 but 4 is considered a "double root." You have 2 roots but only one distinct root.

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