Solve the problem.Use the fact that sin-1 x = x + 
for |x| < 1 to find the series for cos-1 x.
A. 
- x + 
B. 
- 
C. 
- x + 
D. 
- x - 
Answer: D
Mathematics
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Solve the problem.June made an initial deposit of $5000 in an account for her son. Assuming an interest rate of 5% compounded quarterly, how much will the account be worth in 17 years? Round to the nearest cent.
A. $11,576.61 B. $11,493.10 C. $7723.18 D. $11,636.76
Mathematics
Write the fraction or mixed number as a decimal. Round to the nearest thousandth if necessary.10
A. 1.6 B. 10.6 C. 17.667 D. 3.6
Mathematics
Simplify.
A. -1
B. 1
C. 
D. 
Mathematics
Change the radical to simplest radical form.
A. 
B. 
C. 
D. 
E. 
Mathematics