Answer: 13
i got the question wrong and it told me the correct answer . thank me later
Answer:
Step-by-step explanation:
For positive rate of change
1/14 is you answer
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(X^2+8x)-(x-8)=0
x(x+8)-1(x+8)=0
(X-1)(x+8)=0
X= 1
X= -8