taragray
taragray
13-03-2017
Mathematics
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k^2+5k-6=0 quadratic formula
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Аноним
Аноним
13-03-2017
I hope this helps you
1.k^2+5k-6=0
a=1
b=5
c= -6
disctirminant =b^2-4ac
disctirminant =5^2-4.1. (-6)
disctirminant =49
x1= -(5)+ square root of 49/2.1
x1=-5+7/2
x1=1
x2= -5- square root of 49/2.1
x2= -5-7/2
x2= -6
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