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KrissyTrimm

  • 3 years ago

a^2-10a+25=0 Please show step by step. Thank You.

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  1. matricked
    • 3 years ago
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    a^2 -5a -5a+25=0 a(a-5)-5(a-5)=0 (a-5)(a-5)=0 or (a-5)^2=0 or a=5,5

  2. KrissyTrimm
    • 3 years ago
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    Thank you but MyMathLab program is saying that 5,5 is not correct

  3. tcarroll010
    • 3 years ago
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    (a - 5)^2 = 0 a - 5 = 0 a = 5

  4. tcarroll010
    • 3 years ago
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    because (-5)^2 = 25 and 2(-5) = -10

  5. KrissyTrimm
    • 3 years ago
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    ah ... okay. Thank you!

  6. tcarroll010
    • 3 years ago
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    uw!

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