Determine whether the function is one-to-one.
A. Yes
B. No
Answer: B
Mathematics
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Express the sum using summation notation. Use a lower limit of summation not necessarily 1 and k for the index of summation.
+ 
+ 
+ 
+ . . . + 
A. 
B. 
C. 
D. 
Mathematics
Find three cube roots for the complex number. Leave your answers in trigonometric form.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Match the given function to its graph.1) y = sin (
x)2) y = 
cos x3) y = 
sin x 4) y = cos (
x)A B
height="200" width="200" />CD
A. 1A, 2B, 3C, 4D
B. 1A, 2C, 3D, 4B
C. 1B, 2D, 3C, 4A
D. 1A, 2D, 3C, 4B
Mathematics
Find the vertex.f(x) = x2 - 18x + 82
A. (1, 9) B. (9, 1) C. (1, 0) D. (0, 9)
Mathematics