Graph the inverse circular function.y = cos-1 x
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the compound inequality. Express the solution using interval notation. Graph the solution set.x + 8 < 9 and -8x < -32
A. (-?, 1) ? (4, ?)
B. (-?, 1)
C. (1, 4)
D. ?
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.5x - 2 B. y = 0.17x + 2.11 C. y = x - 8 D. y = 0.11x + 2.49
Mathematics
Write the terms for the partial fraction decomposition of the rational function. Do not solve for the constants.
A. 
+ 
+ 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
+ 
+ 
D. 
+ 
+ 
+ 
+ 
Mathematics
Solve the problem.If tan ? = -4.5, find the value of tan ? + tan (? + ?) + tan (? + 2?).
A. -13.5 + 3? B. -11.5 C. -13.5 D. undefined
Mathematics