Solve.
= 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.Find the angle between the planes 3x + 9y + 9z = 3 and 5x + 9y + 3z = 3
A. 53 B. 104 C. 167 D. 90
Mathematics
The point is on the terminal side of an angle in standard position. Determine the exact values of the three trigonometric functions sine, cosine, and tangent of the angle ?.
?
?
A. sin ? = 
cos ? = 
tan ? = 
B. sin ? =
cos ? = 
tan ? =
C. sin ? =
cos ? = 
tan ? = 
D. sin ? =
cos ? = 
tan ? = 
E. sin ? =
cos ? = 
tan ? = 
Mathematics
Expand the binomial by using Pascal's Triangle to determine the coefficients.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Find the unknown.
A. c = 9.0 km B. c = 5.3 km C. c = 7.0 km D. c = 10.0 km
Mathematics