Multiply and simplify.
? 
A. 5
B. 
C. 
D. 10
Answer: A
Mathematics
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Evaluate the line integral along the curve C.
ds , C is the curve r(t) = 3ti + (6 cos 
t)j + (6 sin 
t)k , 0 ? t ? 
?
A. 
?2 + 18
B. 
?2 + 36
C. 
?
D. 
+ 18
Mathematics
Solve the equation by using sum-to-product identities in the interval [0, 2?).cos(2x) - cos(4x) = 0
A. 
B. 
C. 
D. 
Mathematics
Determine the real solutions to the system of nonlinear equations.xy = 17x - y = -6
A. (-7, 7), (1, -1)
B. 
C. 
, 
D. 
, 
Mathematics
Find the area of the geometric figure.
Use 
for ?.
A. 282
sq mi
B. 25457
sq mi
C. 6364
sq mi
D. 565
sq mi
Mathematics