The expression is .

To find power of product, find the power of each factor and multiply.For any real numbers a and b and any integer m , power of product property:  .

For any real number a and any integer m and p,  power of power property: .

          (Apply power of power property: )

   (Apply power of power property: )

                (Multiply: )

                   (Apply power of power property: )

Group the coefficients and the variables. To multiply  two powers that have the same base, add the their exponents.For any real number a and any integers m and p, power of product property:  .

                          (Apply power of product property: )     

The simplify expression is .