Question

which of the following is
not a quadratic
equution.
1. x²-2x=[-2][3-x]
2. x³-4x²-x+1=[x-2]³
3. x²+3x+1=[x-2]²
4. x²+1=x[1-x]
​

Answer 1

Answer:

Second is not a quadratic equation

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Answer 2

Answer:

2. x^3-4x^2-x+1= [x-2]^3

Step-by-step explanation:

Because it is having degree 3

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