Solve.
+ 
= 4
A. -3
B. 3, 
C. 3
D. No solution
Answer: B
Mathematics
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A. [-1, 3] B. (-1, 3] C. (-1, 3) D. [-1, 3)
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Identify the equation as either an identity or not.cos x csc x tan x = 1
A. Identity B. Not an identity
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Simplify the expression. Assume all variables represent positive real numbers.
A. 5
B. 
C. 
D. 
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Perform the indicated operations and write the result in standard form.
- 
A. 
- 11i
B. i(
- 11)
C. 
i - 11
D. i(
+ 11)
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