barbee0 barbee0

07-03-2017
Mathematics

contestada

Is the solution shown below correct? Explain.

Is the solution shown below correct Explain class=

Respuesta :

09-03-2017

no, when it says "9-(64)", it should be "9+(64)".

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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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