Convert the rectangular equation to polar form.x = 5
A. r sin ? = 5
B. cos ? = 5
C. r = 5
D. r cos ? = 5
Answer: D
Mathematics
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f(x)
A. 1 B. does not exist C. -1 D. ?
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A. 12 B. -4 C. -12 D. 4
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Represent the shaded area in the figure group with a mixed number.
A. 5
B. 1
C. 1
D. 1
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Solve the absolute value equation.|6x + 4| + 7 = 13
A. - 
, 
B. ?
C. 
, - 
D. 
, - 
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