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Mathematics 15 Online
OpenStudy (anonymous):

Simplify: 16+or- square root 28/2

OpenStudy (anonymous):

Simplify? The only thing I can see to do is divide 28/2 = 14. But, sqrt(14) doesn't simplify any further and neither does 16.

OpenStudy (anonymous):

heres the problem: Solve using quadratic formula, leave all irrational answers in radical form: x^2-16x-57=0

OpenStudy (anonymous):

x=-3 and x=19

OpenStudy (anonymous):

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