Find the derivative.f(x) = 
- 
+ 
, find f'(x)
A. - 
+ 
- 
B. - 
- 
- 
C. 
- 
- 
D. -2
+ 
- 
Answer: A
Mathematics
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Use a finite sum to estimate the average value of the function on the given interval by partitioning the interval and evaluating the function at the midpoints of the subintervals.f(t) = 4e-t cos 2?t on [-2, 3] divided into 5 subintervals (Round to the nearest hundredth.)
A. -5.63 B. -76.57 C. 5.63 D. -29.63
Mathematics
Write as an exponential expression.
A. 
b
B. 2b1/7
C. (2b)1/7
D. (2b)2/7
Mathematics
Sketch the graph from 
to 
.
?
?
A. ?
B. ?
?
C. ?
?
D. ?
?
E. ?
Mathematics
Find the sum.
A. 14 B. 2 C. 22 D. -22
Mathematics