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OpenStudy (anonymous):
how to solve x^2+15x+14
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OpenStudy (anonymous):
hey are u new to factorising
OpenStudy (anonymous):
Yess lol
OpenStudy (anonymous):
If you are then use the cross method
OpenStudy (anonymous):
What's the cross method? U try to solve it and just get cross?
OpenStudy (anonymous):
http://www.mathsteacher.com.au/year9/ch08_factors/07_cross/mult.htm It's what we were first taught. It's kinda slow once you get the hand of factorisation, but it helps when you're starting out.
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OpenStudy (anonymous):
'solve' what? tell your math teacher there is nothing to solve here. do the instructions say "solve" or "factor", if they say "factor" then answer is \[(x+14)(x+1)\]
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