Solve the problem. Round your answer to the nearest tenth unless indicated otherwise.A label on a box shows that the box weighs 20 kg. How many pounds is that?
A. 9.1 lb
B. 21.2 lb
C. 44 lb
D. 50.8 lb
Answer: C
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Find the derivative.y = x10
A. 10x10 B. 9x9 C. 9x10 D. 10x9
At age 25 you start to work and are offered two retirement options.
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Retirement option 1: When you retire, you receive a lump sum of $25,000 for each year of service.
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Retirement option 2: When you start to work, the company will deposit $10,000 into an account that pays a yearly compound interest rate of 13%.
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A: Write a formula that gives your retirement payment 
, in dollars, if you retire after t years of service under retirement option 1.
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B: Write a formula that gives your retirement payment 
, in dollars, if you retire after t years of service under retirement option 2.
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C: Make a graph that shows the retirement payment for each option over the 40 years of service.
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D: How many years of service will result in the same payment from either option? (You will work more than 1 year.) Round your answer to two decimal places if necessary.
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What will be an ideal response?
The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = - t3 + 2t2 - 2t, 0 ? t ? 2Find the body's speed and acceleration at the end of the time interval.
A. 6 m/sec, -8 m/sec2 B. -6 m/sec, -8 m/sec2 C. 2 m/sec, 0 m/sec2 D. 6 m/sec, -2 m/sec2
Decide whether the relation is a function.?
A. Function B. Not a function