I see your last line is : c(x) = 0.9(x^2-10)^2 + 101.1
Let y = x^2, then c(y) = 0.9(y-10)^2 + 101.1
Apparently, c(y) is a parabola, min is 101.1 when y = 10, max is infinity
So let x^2 = 10 -> x = sqrt(10) or -sqrt(10), min is 101.1, max is infinity
Answer:
558
Step-by-step explanation:
I can't say :>
Here is the answer.hope it helps...
Answer:
11 yards
Step-by-step explanation:
Answer:
A and C
Step-by-step explanation:
I just answered the question.