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you got it
<span>except keep going to get </span>
<span>x = ±√3025 </span>
<span>x = ± 55 </span>
<span>check: </span>
<span>275 , 55, 11 </span>
<span>is 55/275 = 11/55 ? YES </span>
<span>is -55/275 = 11/=55 ? YES</span>
Answer:1/3 i dont know if this is right i just kindly copied the guy on top
Step-by-step explanation:
Answer:



--- y intercept
Step-by-step explanation:
Given:
x = weeks; y = copies
The right parameters are:
After 1 week, 5840 copies were downloaded
After 5 weeks, 13090 copies were downloaded
So, the (x,y) forms are:


Next, we calculate the slope (m) using:




The equation is then calculated using:




To calculate the y intercept, substitute 0 for x



Answer:
The roots are -5, 1.
Step-by-step explanation:

The roots of a function are also the Ox intercepts, so basically we're finding when is the function equal to '0'.

You replace the y with f(x)
So it becomes f(x)=2x+1