Rewrite the following trichotomy statements using negation signs. a) x > 6
b) a < 5
c) - y = -3
d) x-4 < 9
e) 15 = p +3
f)- 10 > 9-5
g) x + 2 > -7
h) y - 3 < 10
no scam please​

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.