C is wrong...............
(6^-2)^2
When you have a number raised to a power inside parenthesis and then it is raised to another power, to simplify, multiply the two powers together:
-2 x 2 = -4
Simplified is 6^-4
Answer:
The answer is =A2*B2*C2
Step-by-step explanation:
Answer:
Step-by-step explanation:
Decrease = 100 - 49 = 51
Percentage of decrease =

= 51%