20. Solve by using quadratic formula :x^2-3y+1=0.
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Step-by-step explanation:
In quadratic formula :
a=I b=-3 c=I
= b^2-4ac
=6-4
=2
=[3(2)^I/2] ÷2
=3.2÷2 - 3.2÷2
=(2,2)
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