Use the Gauss-Jordan method to find A-1, if it exists.A = 
A. 
B. 
C. 
D. Does not exist
Answer: B
Mathematics
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Evaluate the integral.
dx
A. 
ln
+ C
B. - 
ln
+ C
C. - 
ln
+ C
D. - 
ln
+ C
Mathematics
Evaluate the definite integral. Express the answer in terms of natural logarithms.
A. ln(
+ 2)
B. ln
C. ln(
+ 
)
D. ln(
+ 3)
Mathematics
Write the expression as a complex number in the form a + bi.4 - 
A. 4 - 5i B. 4 + 5i C. -1 + i D. -1
Mathematics
Convert.918 kiloliters to dekaliters
A. 918,000 dekaliters B. 91,800 dekaliters C. 0.918 dekaliters D. 9.18 dekaliters
Mathematics