Is $3x^2-5x+9=x^2-7x+3$ a quadratic equation? State yes or no.

Is the following equation a quadratic equation? State Yes or No.

$x+\frac{1}{x}=1$

Identify if ${\left(x+\frac{1}{x}\right)}^2=3\left(x+\frac{1}{x}\right)+4$ is quadratic equation. Write Yes or No in the answer box.

Is the following a quadratic equation?

$(2x+1)(3x+2)=6(x-1)(x-2)$

State Yes or No.

Is the following a quadratic equation? State Yes or No.

$x+\frac{1}{x}=x^2, x\ne 0$

Identify if $16x^2-3=(2x+5)(5x-3)$ is a quadratic equation or not. Write Yes or No in the answer box.

Is the following a quadratic equation?

$(x+2{)}^3=x^3-4$

State Yes or No

State "Yes" or "No":

The equation $x(x+1)+8=(x+2)(x-2)$ is a quadratic equation.