Solve the problem.Does the graph of the function y = 10x + 5 sin x have any horizontal tangent lines in the interval 
If so, where?
A. Yes, at x = 
, x = 
B. Yes, at x = 
, x = 
C. No
D. Yes, at x = 
Answer: C
Mathematics
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Solve the problem.Find the image of the given figure under the reflection that sends P to P'.
A. 
B. 
C. 
D. 
Mathematics
Find the function value.Find f(4) when f(x) = 9 - 8x2.
A. 137 B. -119 C. -23 D. -55
Mathematics
Evaluate the determinant.
A. 7x2 - 4x B. 7x2 + 4x C. -7x2 + 4x D. -7x2 - 4x
Mathematics
Find the focus and directrix of the parabola with the given equation.y2 = -28x
A. focus: (7, 0) directrix: x = -7 B. focus: (-7, 0) directrix: y = 7 C. focus: (-7, 0) directrix: x = 7 D. focus: (0, -7) directrix: y = 7
Mathematics