Find all angles in degrees that satisfy the equation.tan ? = -1.639Round angles to the nearest hundredth of a degree.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the volume of the indicated region.the region in the first octant bounded by the coordinate planes and the planes 
, 
A. 27
B. 
C. 2187
D. 243
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
y
Mathematics
Solve the problem.The Blue Sea lies 39 meters below sea level. The Green Sea lies 300 meters below sea level. Write an inequality that compares the elevation of the Blue Sea to the elevation of the Green Sea.
A. -39 m < -300 m B. 39 m < 300 m C. -39 m > -300 m D. 39 m > -300 m
Mathematics
Verify the identity.sin2(-?) + cos2(-?) = 1
What will be an ideal response?
Mathematics