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Question

Check whether the following is quadratic equation.
x22x=(2)(3x)

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Solution

x22x=(2)(3x)
x22x=6+6x
x22x6x+6=0
x28x+6=0
A quadratic equation is an equation of the second degree, meaning it contains at least one term that is squared.
Comparing given equation x28x+6=0 with standard form of quadratic equation ax2+bx+c=0.
We get, a=1,b=8,c=6
Given equation is quadratic equation.

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