Answer:
the answer is: q = -2.5
Step-by-step explanation:
70 - q - q - 2q = 80
70 - 4q = 80
-4q = 10
q = -2.5
Answer:
$9 I think
Step-by-step explanation:
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There are i<span>Infinitely many solutions </span>
The area is the sum of 'n' rectangle areas.
The width of the rectangle is size of interval, (domain size)/n
The height of each rectangle is f(interval) as interval moves along domain.
For this example, domain size = 3-1 = 2
size of interval = 2/n
height varies from f(1) to f(3), increasing by 2/n each time.
f(1+(2/n)i)
Putting this together, the area is the sum of:

Since you are given the function f(x). Sub input into f(x) to get area in terms of n and i.

Finally, the summation is: