Is the following correspondence a function?DomainRange 
A. Yes
B. No
Answer: A
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Determine whether the following table can be modeled exactly by an exponential function. t 3.21 4.21 5.21 6.21 y 52.65 94.77 170.59 307.06
What will be an ideal response?
Provide an appropriate response.Simplify: 
What will be an ideal response?
Provide an appropriate response.If r(t) is the rate of change of revenue, then 
isi) the total revenue up to time b.ii) the total revenue from time a to time b.iii) the change of revenue at any moment.
A. Only ii is correct. B. Both ii and iii could be correct. C. Only iii is correct. D. Only i is correct.
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400