Solve the problem.Find the tangent to y = cot x at x = 
.
A. y = 2x + 1
B. y = -2x + 
+ 1
C. y = -2x + 
D. y = 2x - 
+ 1
Answer: B
Mathematics
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Evaluate the integral.
A. 
sec-1 
+ C
B. 
sin-1 
+ C
C. 
sin-1 
+ C
D. 
sec-1 
+ C
Mathematics
Find a formula for the function graphed.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Mathematics
The life expectancy of a star is a power function of its mass. The value of the power in this function is 
. If the life expectancy is multiplied by 2.35, how is the mass affected? Round your answer to two decimal places if necessary.
?
A. Mass is multiplied by 0.71. B. Mass is multiplied by 0.12. C. Mass is multiplied by 0.51. D. Mass is multiplied by 1.12.
Mathematics
Find the limit if it exists.
(17 - 9x)
A. -53 B. -19 C. 53 D. 19
Mathematics