Answer:
1-3 is less than 0
Step-by-step explanation:
x+y=-1
The exact value of
cos90 is 0
sin90 is 1
tan90 is indeterminate.
D: 101, 135, 131, 99, 138, 136, 140
edg2020 (do not get this confused with the question: "which set contains no outliers"