Fill in the blanks below in order to justify whether or not the mapping shown represents a function.
Set A
Set B
53
8
4.
1
2.
-4
-1
The mapping diagram above
va function since

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Can you me find the slope! (30 points)

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.