-27x³y⁶

It looks like you've provided a monomial expression: \(-27x^3y^6\). If you're looking for information about this expression, here are a few points to consider:

1. Coefficients and Variables:

   • The coefficient is \(-27\).
   • The variables are \(x\) and \(y\).
   • The powers of the variables are \(3\) for \(x\) and \(6\) for \(y\).

2. Degree of the Monomial:

   • The degree of the monomial is the sum of the exponents of the variables: \(3 (for \, x) + 6 (for \, y) = 9\).

3. Simplification:

   • The expression is already in its simplest form since there are no like terms or further factors to combine.

If you need help with operations involving this expression (like addition, subtraction, multiplication, or factoring), or if you're looking for something specific (like graphing or using it in an equation), please provide more details!