Question

x^2- 3x- root x + 4= 0 , is a quadratic equation or not. justify​

Answer 1

Step-by-step explanation:

A quadratic equation, ax2 + bx + c = 0; a ≠ 0 will have two distinct real roots if its discriminant, D = b2 - 4ac > 0. Hence, the equation x2 –3x + 4 = 0 has no real roots.

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Answer 2

Answer:

x^2-3x-root x+4=0

x^2-3x-x^1/2+4=0

highest power of the polynomial=2

Therefore,it is a quadratic equation.