Add or subtract as indicated and write the result in standard form.3i + (-3 - i)
A. -3 + 2i
B. -3 + 4i
C. 3 - 4i
D. 3 - 2i
Answer: A
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You put a drink in the freezer to cool. When it is chilled, you take the drink out but, being forgetful, leave it sitting on the kitchen counter. The temperature D, in degrees, of the drink t minutes after it is put in the freezer is given by
?
.
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During the period from 5 minutes after it is put in the freezer until 20 minutes after, when is the drink the warmest, and what is its warmest temperature? Be careful. You are asked for the warmest temperature, not the coldest. Round your answers to two decimal places.
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A. It reaches its warmest temperature of 45.13 degrees after 5.00 minutes. B. It reaches its warmest temperature of 5.00 degrees after 45.13 minutes. C. It reaches its warmest temperature of 20.00 degrees after 54.93 minutes. D. It reaches its warmest temperature of 54.93 degrees after 20.00 minutes.
Solve the problem.A car rental company charges $32 per day to rent a particular type of car and $0.18 per mile. Juan is charged $58.64 for a 
rental. How many miles did he drive?
A. 326 mi B. 163 mi C. 148 mi D. 294 mi
Find the finance charge for the following revolving charge account. Assume that interest is calculated on the average daily balance of the account.Average Daily BalanceMonthly Interest Rate$1,159.24?1
%
A. $17.39 B. $23.18 C. $202.87 D. $20.29
Factor as completely as possible. If unfactorable, indicate that the polynomial is prime.x2 - 16x + 256
A. Prime B. (x + 16)(x - 16) C. (x - 16)2 D. (x + 16)2