Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find all points where the function is discontinuous.
A. None B. x = 6 C. x = -2 D. x = -2, x = 6
Mathematics
Solve.How many cubic feet of concrete are needed to pour 4 cylindrical pillars 6 feet high with a diameter of 10 inches? Round to the nearest hundredth.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Evaluate the integral by using a substitution prior to integration by parts.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Mathematics
Combine. Simplify the answer.20
- 
A. 19
B. 20
C. 18
D. 19
Mathematics