Is r=b2+1 proportional or nonproportional?
2 answers:
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Answer:
When 324 belts have been produced, the average cost is changing at -28 dollars for each additional belt.
Step-by-step explanation:
The cost of producing x belts is given by:
Find the rate at which average cost is changing when 324 belts have been produced.
This is . So
So the correct answer is:
When 324 belts have been produced, the average cost is changing at -28 dollars for each additional belt.
Answer:
The expression (3n-2)(4n+1) can be factored with the Distributive Property. It cannot be factored with a Least Common Multiple (LCM), for instance, because the terms within each set of parentheses are completely simplified.
Step-by-step explanation:
Part I
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Good luck to you!