Find the exact value of the expression.cos 
sin 
- cos 
sin 
A. 
B. 
C. 
D. 1
Answer: C
Mathematics
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Calculate the flux of the field F across the closed plane curve C.F = (x+y)i + xyj; the curve C is the closed counterclockwise path around the rectangle with vertices at 
and 
A. 120 B. 75 C. 85 D. 175
Mathematics
Find the sum or difference.
+ 
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the formula for the specified variable.F = 
+ 32 for K
A. K = 
(F - 32) + 273
B. K = 
(F + 273) - 32
C. K = 
(F - 241)
D. K = 
(F + 32)
Mathematics
Use scientific notation to solve the problem.The earth is approximately 92,900,000 miles from the sun. 
× 103 m, what is the distance to the sun in meters?
A. 5.7 × 10-10 m B. 1.50 × 1010 m C. 5.7 × 1010 m D. 1.50 × 1011 m
Mathematics