Find the specified quantity.Find the amplitude of y = -3 sin (2x + ?).
A. 3
B. ?
C. 2
D. -6
Answer: A
Mathematics
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Find the APR to the nearest 0.5%. Use the Annual Percentage Rate table if necessary.
Amount financed: $6700Monthly payment: $300.10Number of payments: 24
A. 6.5% B. 7.0% C. 7.5% D. 8.0%
Mathematics
Find the equation of the axis of symmetry of the parabola.y = 3x2 + 30x + 74
A. x = 5 B. x = -5 C. x = -1 D. x = 1
Mathematics
Write the first four terms of the sequence whose general term is given.an = 
A. - 
, 
, - 
, 
B. 
, - 
, 
, - 
C. - 
, 
, - 
, 
D. 
, - 
, 
, - 
Mathematics
Use the graph to determine the domain and range of the function. 
A. domain: {x|x ? -3, x ? 3} range: {y|y ? 0} B. domain: all real numbers range: {y|y ? -3, y ? 3} C. domain: all real numbers range: all real numbers D. domain: {x|x ? -3, x ? 3} range: all real numbers
Mathematics