barbee0 barbee0
  • 07-03-2017
  • Mathematics
contestada

Is the solution shown below correct? Explain.

Is the solution shown below correct Explain class=

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schiou
schiou schiou
  • 09-03-2017
no, when it says "9-(64)", it should be "9+(64)".
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candykat133
candykat133 candykat133
  • 13-10-2020

Answer:

No. The correct values of a, b, and c were substituted in, but the formula was simplified wrong. The 64 should be added so the radicand is 73. There should be 2 real roots.

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