Simplify. Express your answer using exponents. (10^9 s^5 t^6 u^2)

To simplify the expression (10^9 s^5 t^6 u^2) and express it using exponents, we first recognize that the expression is already in its simplest form. Each component is a base raised to an exponent, which is how we express them using exponents.

So, the simplified expression remains:

[

10^9 s^5 t^6 u^2

]

In this case, there are no like terms to combine or factors to simplify further. Each variable is presented with its exponent clearly stated.

If you have any further questions or need additional help, feel free to ask!