Answer:
Domain: (-∞,∞)
Range: -1
Step-by-step explanation:
Domain means the x-coordinates covered:
(-∞,∞)
Range means the y-coordinates covered:
Only -1 because there are no other existing y-coordinates.
Answer:
a
b

Step-by-step explanation:
From the question we are told that
The probability that an employees suffered lost-time accidents last year is 
The probability that an employees suffered lost-time accident during the current year is

The probability that an employee will suffer lost time during the current year given that the employee suffered lost time last year is

Generally the probability that an employee will experience lost time in both year is mathematically represented as

=> 
=> 
Generally the percentage of employees that will experience lost time in both year is mathematically represented as

=> 
=>
Generally the probability that an employee will experience at least one lost time accident over the two-year period is mathematically represented as

=> 
=> 
Generally the percentage of the employees who will suffer at least one lost-time accident over the two-year period is mathematically represented as

=> 
=> 
Answer:
Step-by-step explanation:
Divide 157 by 8 to see how many groups there are.
157/18=8r13. So you can round up to 9 groups of riders as there is a max of 18 at a time.
Answer:
Rotation through -90
Step-by-step explanation:
(X, y) is image and after rotation in negative 90 or positive 270 we get the ans -y, x
Answer:
1+(3×u-1÷2u)=1+(5u÷2)=(2+5y)÷1