Question

solve the following quadratic equation by completing the square method

Answer 1

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Answer 2

Answer:

2x^2+x-4=0

》2x^2+x=0+4

》2x^2+x=4

》x^2+x=4/2

》x^2+x=2

》x^2=2+x

》/x^2=/2+x

》x=/2+x

》2x=/2

》