Determine whether the equation defines y as a function of x. y = 
A. function
B. not a function
Answer: A
Mathematics
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Simplify.81 ÷ 3 + {6 ? [18 - (2 ? 2)]}
A. 101 B. 114 C. 106 D. 111
Mathematics
Rationalize the denominator.
A. 3
- 4
B. 3
+ 12
C. 
D. 3
- 12
Mathematics
Use the given values to evaluate (if possible) three trigonometric functions csc x, tan x, cot x.
?
?
A. ?
?
B. ?
?
C. ?
?
D. ?
?
E. ?
?
Mathematics
Solve the equation by first clearing the fractions.
a - 
= -2
A. {7} B. {-7} C. {-9} D. {9}
Mathematics