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GenaCL600 [577]
4 years ago
15

Use the quadratic formula to find both solutions to the quadratic equation given below 2x^2-3x+1=0

Mathematics
2 answers:
Xelga [282]4 years ago
7 0
The formula is

x=\frac{-b+\sqrt{b^2-4ac}}{2a}

and

x=\frac{-b-\sqrt{b^2-4ac}}{2a}

This gives you 2 results :) Just insert your values
balu736 [363]4 years ago
3 0
A= 2                b= -3          c= 1
firsly need to find <span>discriminant.
D=b^2-4ac
                                                 (D= (-3)^2 - 4*2*1
                                                 D= 1)              
                                                  If  D>0, you get 2 </span><span>solutions.
Then</span><span> formula is:

</span><span><span>x1,2 =                  <span>-b ± √D
                     _____________
</span></span><span>                                  2 a</span></span>   

x1,2=              -(-3)+-(1)              = 3+-1            =  4    or     =  2
                     ____________         ______         ___              __
                            2*2                          4                 4                 4
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