Answer:
See image below:)
Step-by-step explanation:
The answer is 36
First solve in parenthesis; 4-1=3
Then multiply that by the 2 to get 6
Then raise that value by the square root of 6^2 = 36
union=( -2,-1,0,1,2,5,7,8) intersection= -1,1
They hiked 2.02 kilometers in all because 1.08 + 0.94 = 2.02
2
see the image for the explanation
