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19-01-2021
Mathematics

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3x^2+ 12x+ 81= 15 complete the square

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Аноним Аноним

19-01-2021

Answer:

x=−2±3i√2

Step-by-step explanation:

Use the formula ( b/2 )^2 in order to create a new term. Solve for x by using this term to complete the square.

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