Match the function with the graph.
A. y = cos x
B. y = -sin x
C. y = sin x
D. y = -cos x
Answer: D
Mathematics
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Evaluate the integral using the given substitution.
dx , u = - 
A. - 
+ 
sin 
+ C
B. - 
+ sin3 
+ C
C. 
+ 
sin 
+ C
D. - 
+ 
sin 
+ C
Mathematics
Use the integral test to determine whether the series converges.
A. converges B. diverges
Mathematics
Evaluate the function at the indicated value.Find f(x - 1) when f(x) = 4x2 + 3x + 1.
A. 4x2 + 7x + 8 B. 4x2 - 5x + 8 C. 4x2 - 5x + 2 D. -5x2 + 4x + 2
Mathematics
Simplify.4 ? 9 + 3 ? 13
A. 192 B. 624 C. 507 D. 75
Mathematics