А-13*(а8)2

Let's simplify the expression \( a - 13 \cdot (a^8)^2 \). First, we can simplify \( (a^8)^2 \): \[ (a^8)^2 = a^{8 \cdot 2} = a^{16} \] Now we substitute this back into the expression: \[ a - 13 \cdot a^{16} \] So, the simplified expression is: \[ a - 13a^{16} \]