Find the coordinates of the vertex of the quadratic function.f(x) = (x + 3)2 + 4
A. (-4, 3)
B. (-3, 4)
C. (4, -3)
D. (4, -9)
Answer: B
Mathematics
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Evaluate the improper integral or state that it diverges.
A. 
B. 
C. 
D. diverges
Mathematics
Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = cos x + 4, [0, 2?], midpoint
A. 
B. 
C. 
D. 
Mathematics
Evaluate the integral. 
A. 
et ln
- 
et ln
+ C
B. 
ln
- 
ln
+ C
C. 
ln
+ 
ln
+ C
D. 
ln
- 
ln
+ C
Mathematics
Determine ? in decimal degrees, 0° ? ? ? 90°. Round results to an appropriate number of significant digits.sec ? = 2.9
A. 70.0° B. 71° C. 71.0° D. 70°
Mathematics