Question

( x^{2}-3 x+1 )
( x=-frac{b pm sqrt{b^{2}-4 a c}}{2 a} )
( =-(-3) pm sqrt{(-3)^{2}-4(1)(1)} )
( =frac{3 pm sqrt{9-4}}{2} )
( =frac{3+sqrt{5}}{2} frac{3-sqrt{5}}{2} )

# ILLUSTRATION : 5 Find the roots of x2-3x+1=0

Solution

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Solution