imoi wrote:
For example here: running-at-their-respective-constant-rates-machine-x-takes-98599.html
I don't really get how can one quickly factor 5t^2-34t+24=0
If a=1 it is easy a1*a2=c, a1+a2=-b, but what if a=/=1?
Thanks!
You may use the formula:
ax^2 + bx + c = 0
Roots = \frac{-b + - \sqrt{b^2 - 4ac}}{2a}
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