Question

check whether the following equation the quadratic or not (I) x2-6x+4=0 (ii) x3-6x2+2x-1=0 (III) x2-1/2=2 (iv) (2x+1) (3x+1)=(x-1) (x-2)​

Answer 1

Answer:

1) is a quadratic equation

2) is not a quadratic equation

3) is a quadratic equation

4) is a quadratic equation

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