Which of the following are quadratic equations in x?
x2 - x + 3 = 0
The given equation 
is a quadratic equation.
Explanation - It is of degree 2, it is in the form 
(a ≠ 0, a, b, c are real numbers)
where a = 1, b = - 1, c = 3.
2
Which of the following are quadratic equations in x?
x2 - x + 3 = 0
The given equation is a quadratic equation.
Explanation - It is of degree 2, it is in the form (a ≠ 0, a, b, c are real numbers)
where a = 1, b = - 1, c = 3.