Answer:
c.9
Step-by-step explanation:
C. 9
It is in the equation
The number that is next to the x (coefficient) is the slope
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plug 3 into x
2(3)^2+(3)
2(9)+3
18+3
21
f(3)=21
Answer: Option C
In group(1), the risk is= 5/2000 x 100
= 0.25
In group(2), the risk is= 5/1000 x 100
= 0.5
The sample relative risk is= 0.25/0.5
So, option C is correct.
A, B, C
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