Evaluate.cot-1 
A. 
B. - 
C. - 
D. 
Answer: B
Mathematics
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Use the substitution formula to evaluate the integral.
A. -ln 2 B. -ln 3 C. 0 D. ln 3
Mathematics
Use the double-declining-balance method of depreciation. Round to the nearest dollar.Royal Oaks Golf Course buys a tractor for $8,900 and estimates the life at 8 years with a scrap value of $890. What is its book value at the end of the fourth year?
A. $890 B. $2,534 C. $2,816 D. $4,005
Mathematics
Solve the equation by completing the square.x2 + 10x + 14 = 0
A. {-5 - 
, -5 + 
}
B. {5 + 
}
C. {-10 + 
}
D. {5 - 
, 5 + 
}
Mathematics
Solve.Saji swims 
mi every day. One day he had already swum 
mi. How much further should he swim?
A. 
mi
B. 
mi
C. 
mi
D. 
mi
Mathematics