#### Question

Check whether the following is the quadratic equations: x^{2} - 2x = (-2)(3 - x)

#### Solution

*x*^{2} - 2*x* = (-2)(3 - *x*)

⇒ *x*^{2 }-^{ }2*x = -*6 + 2*x *

⇒ *x*^{2 }- 4*x* + 6 = 0

It is of the form *ax*^{2} + *bx* + *c* = 0.

Hence, the given equation is quadratic equation.

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Solution Check whether the following is the quadratic equations: x^2 - 2x = (-2)(3 - x) Concept: Quadratic Equations.