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Mathematics 16 Online
OpenStudy (anonymous):

I believe this problem is not factorable. Will you help?

OpenStudy (angela210793):

...

OpenStudy (anonymous):

I believe this trinomial is not factorable. a^2 +2a -56. What do you think?

OpenStudy (angela210793):

http://www.wolframalpha.com/input/?i=a^2+%2B2a+-56 tht's wht Wolfram says

OpenStudy (anonymous):

a^2 +bx +c If b^2 - 4ac is negative, no real roots.

OpenStudy (anonymous):

So your sayiing this is not factorable?

OpenStudy (anonymous):

Is b^2 -4ac negative?

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