Solve.
+ 
= -1
A. - 
± 
B. 
± 
C. - 
± 
i
D. 
± 
i
Answer: C
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Find the amount of sales tax or tax rate and the total cost. Round money answers to the nearest cent if necessary.Amount of sale: $100 Amount of tax: $5.00
A. 7%, $105.00 B. 5%, $105.00 C. 0.5%, $105.00 D. 6%, $105.00
Use the dot product to find 
.v = 
A. -2 B. 100 C. 10 D. 14
Use the graph to obtain the graph of the reciprocal function. Give the equation of the function for the graph that you obtain.y = 3 sin 2x
A. y = 3 csc 
B. y = 3 sec 
C. y = 3 sec 2x
D. y = 3 csc 2x
Solve the problem.Let's imagine that in 2001, a surgeon performs the first brain transplant, the only transplant performed that year. If in 2010, there are 559 brain transplants, find an exponential growth function that fits the data. (Round decimals to three places.)
A. N(t) = 559e0.703t, where t is the number of years after 2001. B. N(t) = e0.703t, where t is the number of years after 2001. C. N(t) = e0.703, where t is the number of years after 2001. D. N(t) = e0.703t, where t is the number of years after 2010.