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OpenStudy (anonymous):
HELP Solve by using the quadratic form, 2x2 - 8x = -7.
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OpenStudy (eric_d):
Hope this helps http://www.algebra.com/algebra/homework/quadratic/Quadratic_Equations.faq.question.39025.html
OpenStudy (anonymous):
answer choices are a. -2 +/- sqrt 2 b. -2 +/- 2 sqrt2 c. 2 +/- sqrt2 divided by sqrt 2 d. 2 +/- sqrt 2/sqrt2
OpenStudy (anonymous):
@aryandecoolest
OpenStudy (apolloschariot):
The 1 is the same as not even being there, so it would be -2+/- sqrt2. It's like multiplying by 1
OpenStudy (anonymous):
it's A..!! confirmed.
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OpenStudy (anonymous):
\[-2\pm 1/\sqrt{2}\]
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