Evaluate the root, if possible.- 
A. 13
B. -84
C. Not real
D. -13
Answer: D
Mathematics
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A. Vertices: (±9, 0); Foci: (±4, 0) B. Vertices: (0, ±9); Foci: (0, ±5) C. Vertices: (0, ±5); Foci: (0, ±4) D. Vertices: (±5, 0); Foci: (±4, 0)
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Provide a STATEMENT/REASON proof for the congruence.
Given: AB = CD, BE = FC and 
Prove: ?AEF ? ?DFE
What will be an ideal response?
Mathematics
Find the partial fraction decomposition.
A. 
+ 
B. 
- 
C. 
+ 
D. 
- 
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Verify the identity.tan 2 ? (1 + cos 2?) = 1 - cos 2?
What will be an ideal response?
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