Identify the number of solutions for a system of coinciding lines.
A. exactly one solution
B. infinitely many solutions
C. no solution
D. exactly two solutions
Answer: B
Mathematics
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A. 7 m B. 9 m C. 10 m D. 8 m
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A. -1
B. - 
C. 
D. undefined
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Establish the identity.csc2u - cos u sec u= cot2 u
What will be an ideal response?
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