Solve the problem.What is the range of the cotangent function?
A. all real numbers greater than or equal to 1 or less than or equal to -1
B. all real numbers
C. all real numbers, except integral multiples of ?(180)°
D. all real numbers from -1 to 1, inclusive
Answer: B
Mathematics
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Solve the equation for x.5x = 20
A. 1.30 B. -0.86 C. 0.14 D. 1.86
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Evaluate the definite integral.
A. 0.0195 B. 0.0049 C. -0.0017 D. -0.0098
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Solve the equation by completing the square.x2 - 12x - 5 = 0
A. {6 - 
, 6 + 
}
B. {6 - 
, 6 + 
}
C. {12 - 
, 12 + 
}
D. {-6 - 
, -6 + 
}
Mathematics
Determine the degree of the polynomial.11x3 - 9y2 + 12xy2 + 17x2y + 13x4
A. 4 B. 13 C. 17 D. -9
Mathematics