Solve the problem.Find the polar coordinates of the point(s) of intersection of the given curves for 
r1 = 10 + 9 sin ?, r2 = 10 + 9 cos ?
A. (10 + 
, 
), (10 - 
, 
)
B. (10 - 
, 
), (10 + 
, 
)
C. (10 - 
, 
), (10 + 
, 
)
D. (10 + 
, 
), (10 - 
, 
)
Answer: A
Mathematics
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A. 0.235 B. 0.164 C. 0.200 D. 0.118
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Solve the problem.In a right triangle with sides and angles as shown, express sin2 
in terms of a, b, and c. 
A. 
B. 
C. 
D. 
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Find an approximate value for the integral, using Simpson's rule with n intervals.
, n = 4
A. 
B. 
C. 
D. 
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Evaluate the expression.
A. 7 B. 1 C. 0 D. 5040
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