Question

simplify. express your answer as a single term, without a denominator. $z^{-7} \cdot z$

Explanation:

Step1: Rewrite z as exponent form

$z = z^1$

Step2: Apply exponent product rule

$z^{-7} \cdot z^1 = z^{-7+1}$

Step3: Calculate the exponent

$z^{-7+1} = z^{-6}$

Answer:

$z^{-6}$