Question

simplify.
rewrite the expression in the form $z^n$.
$z^{-11} \cdot z^{-15} = \square$

Explanation:

Step1: Apply exponent product rule

When multiplying like bases, add exponents: $z^a \cdot z^b = z^{a+b}$

Step2: Sum the exponents

$z^{-11 + (-15)} = z^{-26}$

Answer:

$z^{-26}$