Which of the following points most closely represents -\sqrt {84}?− 84

?minus, square root of, 84, end square root, question mark

Choose 1
Choose 1

(Choice A)
A
mmm

(Choice B)
B
nnn

(Choice C)
C
ooo
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One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?