# 5 middle school questions? 10 points!?

**1. Simplify (3^6)^18
a) 3^3
b) 3^12
c) 3^24
d) 3^108
2. Simplify 3^-9/3^-12
a) 1/3^3
b) 1/ 3^21
c) 3^3
d) 3^21
3. Which set of ordered pairs does NOT represent a function?
a) {(20, 10), (10, 20), (-20, -10), (-10, -20)}
b) {(14, 12), (10, 8), (6, 4), (2, 0)}
c) {(-7, -5), (-6, -3), (-5, -1), (-4, 1)}
d) {(0, -1), (5, -2) (10, -3), (5, 1)}.
4. Which grouping of numbers gives the expression a value of 14?
a) (5 + 3) * 18 divided by 9 - 3
b) 5 + (3 * 18) divided by 9 - 3
c) 5 + 3 * (18 divided by 9) - 3
d) 5 + 3 * 18 divided by (9 - 3)
5. What is the slope of a line with the points (-3.1, -1.9) and (-3.1, -8.6)?
a) zero
b) positive
c) undefined
d) negative
THANK YOUU!!! SOO MUCH 10 POINTS its hard
**

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