A gym teacher at Jackson High School wants the school to have a new team sport: soccer, lacrosse, or rugby. She will take a surv
ey to determine which of those sports most students prefer. Which population would provide a random sampling for the gym teacher to use?
A: all students at the school who are sixteen years old
B: all students who buy lunch at the school on Friday
C: half of the students who play on team sports at the school
D: every third student arriving at school
1 answer:
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Answer:
C
Step-by-step explanation:
(f + g)(x) = f(x) + g(x) , thus
f(x) + g(x)
= 2x + 1 + x² - 7 ← collect like terms
= x² + 2x - 6 → C
Answer:
x=10.5
Step-by-step explanation:
40x-120=24x-48
40x-168=24x
16x-168=0
16x=168
x=10.5
Have a great day!
I don’t remember how to do a and b but A is 39
Answer:
This equation has 2 solutions.
1. 
2. 
Answer:
2.43255071E22
Rounding to the nearest tenth: 2.4
Nearest hundredth: 2.43
Step-by-step explanation:
Hope I helped! :)
