Express the integrand as a sum of partial fractions and evaluate the integral.
A. 
+ 
ln 
+ C
B. 
+ 
ln 
+ C
C. 
+ 
ln 
+ C
D. 
+ 
ln 
+ C
Answer: B
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When lines 
and 
intersect at point 
, it follows that 
.
Answer the following statement true (T) or false (F)
Calculate the flux of the field F across the closed plane curve C.F = e5xi + e2yj; the curve C is the closed counterclockwise path around the triangle with vertices at 
and 
A. 3e5( e-1 - 1) + 
(1 - e6) - 4
B. 3e5(1 - e-1) + 
(e6 - 1) + 4
C. 0
D. 
e5(1 - e-5) + 
(e6 - 1) - 4
Solve the problem. Assume all numbers are approximate unless otherwise stated or the number has been determined by a definition or counting process.An electronics manufacturer lists the frequency of one of its crystals as 5.95 MHz. What are the lowest and highest possible frequencies at which the crystal may oscillate?
A. Only at 5.95 MHz B. 5.945 MHz and 5.954 MHz C. 5.94 MHz and 5.96 MHz D. 5.9 MHz and 6 MHz
Perform the desired operation. Write the answer in the form a + bi.(-2 - 9i)(3 + i)
A. -15 - 29i B. -15 + 25i C. 3 + 25i D. 3 - 29i