Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = x2 between x = 4 and x = 8 using the "midpoint rule" with four rectangles of equal width.
A. 149
B. 174
C. 165
D. 126
Answer: A
Mathematics
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Evaluate the definite integral. Express the answer in terms of natural logarithms.
A. ln(
+ 3)
B. ln(
+ 
)
C. ln
D. ln(
+ 2)
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Sketch the graph and find the area of the region bounded below by the graph of the given function and above by the x-axis from 
to 
.
?
?
?
A. ?
sq units
?
B. ?
sq units
?
C. ?
sq units
?
D. ?
sq units
?
Mathematics
Find all real solutions of the equation.
 figure 1.png)
Mathematics
Perform the indicated operation. Write the answer in proper scientific notation.(3.7 × 10-3) × (8.6 × 10-3)
A. 3.182 × 10-6 B. 3.182 × 10-7 C. 3.182 × 10-5 D. 31.82 × 10-6
Mathematics