Use an identity to write the expression as a single trigonometric function or as a single number.
A. cot 13°
B. tan 13°
C. sin 13°
D. cos 13°
Answer: A
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Solve the problem. If necessary, use the table of monthly payments below. Round your answer to the nearest cent.?Monthly Payments to Repay Principal and Interest on a $1000 Mortgage Term of Mortgage (Years)
Find the total monthly payment, including taxes and insurance, on the following fixed-rate mortgage.Amount of loan: $82,000Interest rate: 11.0%Term of loan: 20 yearsAnnual taxes: $1356Annual insurance: $348
A. $967.74 B. $988.39 C. $846.39 D. $1015.30
Write the number as a product of a real number and i. Simplify the radical expression.
A. -4i
B. -i
C. ± 4
D. 4i
Solve the problem.An initial investment of $1000 is appreciated for 2 years in an account that earns 10% interest, compounded semiannually. Find the amount of money in the account at the end of the period.
A. $1215.51 B. $1157.63 C. $215.51 D. $1210.00
Find the exact value of the expression or state that it does not exist.sec
A. 
B. 2
C. 0
D. 1