Check whether the following equation is quadratic or not: 3x 2–7x – 2 = 0.
The equation is:3x 2 – 7x – 2 = 0
The highest power of x is called the degree of the equation.
The degree of the equation is 2
∴ 3x 2 – 7x – 2 = 0 is quadratic equation.
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