Determine the period of the function.y = tan 
A. -1
B. 1
C. 
D. 
Answer: B
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Compute the compound interest.Tony invested $3500 at 4% compounded annually. How much will be in the account in 4 years? Round to the nearest cent.
A. $594.50 B. $4094.50 C. $3500.47 D. $3546.90
Solve the equation.(7.2)2 = (13.2)2 + (15.4)2 - 2(13.2)(15.4)cos ? for 0° < ? < 90°
A. {29.8°} B. {27.8°} C. {58.8°} D. {25.8°}
Use the graph to determine the domain and range of the function.
A. domain: {x|x ? 0} range: all real numbers B. domain: all real numbers range: {y|y ? 0} C. domain: {x|x ? 0} range: {y|y ? 0} D. domain: all real numbers range: all real numbers
Solve the problem.A flutist played 380 notes in a concert correctly. If this represents 95% of the total number of notes she played, how many notes did she play in the concert?
A. 400 B. 800 C. 600 D. 200