Question

Which expression is equivalent to (r^-7)^6

Answer 1

Answer:

$r^{-42}$

Step-by-step explanation:

(r⁻⁷)⁶ = r⁽⁻⁷⁾ˣ⁶

      = (r)⁻⁴²

Answer 2

Answer:

${r}^{ - 42}$

hope this helps you..!

Step-by-step explanation:

$({r}^{ - 7}) ^{6} \\ = {r}^{ (- 7) \times 6} \\ = {r}^{ - 42}$