The average athlete is able to begin activity 90 days after having a knee operation. The standard deviation is 20 days. Sixty-ei
1 answer:
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I'm assuming you mean 
we can factor that sum of perfect cubes from
into 
so therefor
that is simpliest form
we can factor that sum of perfect cubes from
so therefor
that is simpliest form
Answer:
Step-by-step explanation:
Given
Putting x = -3 to find f(-3)
as
∵
so
∵
Thus,