Find all real numbers that satisfy the equation.2 sin (?/2) - 
= 0
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the system by the addition method. Be sure to check all proposed solutions.x + y = 4x - y = -12
A. {(-4, 8)} B. {(4, 9)} C. {(-5, 9)} D. ?
Mathematics
Graph the function.y = 3 cos 
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Find the amount by which the interest compounded annually is larger than the simple interest. Round to the nearest cent. Use the formula M = P(1 + i)n to find the compound amount.Principal: $6,260 Rate: 6% Years: 18
A. $11,107.36 B. $4,847.36 C. $4,346.56 D. $4,211.56
Mathematics
Determine whether the angles in the given pair are coterminal.- 
, 
A. Yes B. No
Mathematics