Question

Find the roots of the following quadratic equation if they exit, by the method of completing the square :
(1) 2x²-7x+3=0

(2) 2x²+x-4=0

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Answer 1

Answer:

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Step-by-step explanation:

1) 2x^2-7x+3=0

2x^2-6x-1x+3=0

2x(x-3)-1(x-3)=0

2x-1=0                   x-3=0

x=1/2                     x=3

2) 2x^2+x-4=0

this equation cant be solved by completing the squares method

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