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ealier
2005 Nov 05
3
solve the quadratic equation ax^2+bx+c=0
If I have matrics as follows:
> a <- c(1,1,0,0)
> b <- c(4,4,0,0)
> c <- c(3,5,5,6)
How can I use R code to solve the equation ax^2+bx+c=0.
thanks!
yuying shi
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