Find the exact value of y, or state that y is undefined.y = cos-1 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Determine whether the number is abundant or deficient.54
A. Abundant B. Deficient
Mathematics
Solve and graph.9x - 6 < 3x or -2x ? -6
A. (1, 3)
B. [1, 3]
C. ?
D. (-?, 1) ? [3, ?)
Mathematics
Use a graphing calculator to estimate the solution of the equation to two decimal places.5.97x - 425 = 0
A. {0.01} B. {71.25} C. {71.19} D. {0.02}
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
? 
A. 
B. 2
C. 
D. 2
Mathematics