Determine if a correlation exists at the indicated level of significance.
?? = 0.05
A. Correlation does not exist.
B. Correlation exists.
Answer: A
Mathematics
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Establish the identity.sin3(3x) = 
(sin(3x))(1 - cos(6x))
What will be an ideal response?
Mathematics
Solve the inequality.
? 5
A. 
B. 
C. 
D. 
Mathematics
Use Gauss-Jordan elimination to find the solution. Write the solution as an ordered pair.x - 5y = -4x + 8y = -4
A. (4, 0) B. (0, -4) C. (0, 4) D. (-4, 0)
Mathematics
Solve the equation and check your solution. If there is no solution, say so.
+ 
= 
A. x = 6, 1 B. x = -6, -1 C. x = -6, 1 D. x = 1
Mathematics