Answer:
- 125
Step-by-step explanation:

= - 5 × - 5 × - 5
= 25 × - 5
= - 125
1/81
is the answer you were looking for:)
Answer:
26.6a
Step-by-step explanation:
possible derivation:
(a 26.6)
Factor out constants:
= 26.6 [
(a) ]
the derivative of a is 1 :
= 1 26.6
54981.35 is the square root