Determine whether the function is one-to-one.
A. One-to-one
B. Not one-to-one
Answer: A
Mathematics
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Find the second derivative.y = 2x4 - 8x2 + 3
A. 8x2 - 16x B. 24x2 - 16 C. 8x2 - 16 D. 24x2 - 16x
Mathematics
Give the equation of the oblique asymptote, if any, of the function.f(x) = 
A. x = y + 12 B. y = x - 4 C. no oblique asymptotes D. y = x + 12
Mathematics
Find the real solutions of the equation.5x4 - 313x2 - 448 = 0
A. 
B. 
C. 
D. no real solution
Mathematics
Solve the problem.Susan has been working on a job that will require 45 hours to complete. If she has completed 
of the job, how many hours has she worked?
A. 40 hours
B. 20 hours
C. 5 hours
D. 4
hours
Mathematics