Find all real numbers that satisfy the equation.cos 2? = 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the area of the shaded region in the figure. Round results to the nearest unit.Find the shaded area in the figure.
A. 80 mm2 B. 49 mm2 C. -5 mm2 D. 134 mm2
Mathematics
Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = 8x4 + 23x3 - 3x2 + x + 3; x + 3
A. Yes B. No
Mathematics
Answer the question.The points (-6, -1) and (6, 5) are the points at which the diagonal of a square intersects the square. What are the coordinates of the center of the square?
A. (1, 2) B. (0, 3) C. (0, 2) D. (1, 3)
Mathematics
Use the Gauss-Jordan method to solve the system of equations.
A. x = -3, y = -3 B. x = -3, y = 3 C. x = 3, y = -3 D. No solution
Mathematics