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I need a little help on this equation, Factor this equation 7a^2 - a - 8 = 0
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There are many ways to factor this equation, it depends on your preference. We can do the Cross-Method if you want to
Sure
you there?
Yeah I'm working it out at the moment
oh aight
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I'm going to be using the Quadratic method instead, seems more suitable
oh alright sounds good
Okay i got it
So for the two possible 'a' Solutions: they are 8/7 and -1
\[x = [-b \pm \sqrt{(b)^2 - 4ac} ]/ 2a\]
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Use this, substitute the coefficients of the equations into the formula
(a + 8/7)(a-1)
|dw:1447131889597:dw|
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