Graph the function.y = 4 cos 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.The charcoal from a tree killed in a volcanic eruption contained 64.9% of the 
found in living matter. How old is the tree, to the nearest year? Use 
for the half-life of 
A. 1708 years B. 3555 years C. 5700 years D. 2464 years
Mathematics
Provide an appropriate response.Find the area of the shaded region.
A. 20 ft2 B. 12 ft2 C. 24 ft2 D. 32 ft2
Mathematics
Divide.
A. x2 + 9 B. x - 16 C. x + 9 D. x3 - 16
Mathematics
Solve using the multiplication principle.6.9x = 13.8
A. 6.9
B. 11.8
C. 
D. 2
Mathematics