Solve: 
A. 
B. 
C. 
D. 
Answer: A
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Evaluate the expressing using a unit circle or state that the quantity is undefined. All angles are in radians.sin 
A. - 
B. - 
C. 
D. 
Solve the problem.Sarah plans to contribute monthly to a savings account for her daughter's college education. Her goal is $300,000 in 20 years. Assume the APR is 5.4% compounded monthly and contributions are made monthly at the end of each month, including the last month. What amount does Sarah need to contribute each month? Round your answer to the nearest cent.
A. $642.81 B. $756.95 C. $696.75 D. $688.66 E. $459.57
Sketch the graph of the polynomial function.f(x) = (x - 4)4
A. 
B. 
C. 
D. 
Use the quadratic function to determine if the function has a maximum or minimum value and then find this maximum or minimum value.f(x) = -4x2 - 24x - 43
A. maximum at (7, 3) B. maximum at (-3, -7) C. minimum at (0, 3) D. minimum at (7, 0)