Write the expression in the form a + bi, where a and b are real numbers.(
)2
A. 3
B. 3i
C. 9i
D. -3
Answer: D
Mathematics
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Provide an appropriate response.The value of an investment of $1000 earning 8% compounded yearly is given by A = 1000(1.08)t, where t is the number of years it has been invested .If the amount of your investment is now $4000, how long has it been invested?
What will be an ideal response?
Mathematics
Solve the problem.Find the sum of the first 10 terms of the arithmetic sequence 88, 159, 230, . . . .
A. 3635 B. -2315 C. 4075 D. -3635
Mathematics
Use the formula A = P(1 + rt) to find the indicated quantity.Allan borrowed $5500 from his father to buy a car. He repaid him after 8 months with interest of 7% per year. Find the total amount he repaid.
A. $5724.58 B. $5885.00 C. $256.67 D. $5756.67
Mathematics
Solve.
= 
A. x = 
B. x = 
C. x = 
D. x = 
Mathematics