deanlovescastiel deanlovescastiel

06-05-2017
Mathematics

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9th grade algebra 1 help?

What number would you add to complete the square?

x² + 12x

Respuesta :

06-05-2017

In equations like
ax^2 + bx + c^2
if you want to make it square, b has to be equal to 2ac

Therefore in this equation c has to be 6 and the number you have to add is 36

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