Find the inverse of the matrix.
A. 
B. 
C. No inverse
D. 
Answer: C
Mathematics
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Subtract.-6.5 - (-3.8)
A. -2.7 B. 2.7 C. -10.3 D. 10.3
Mathematics
Match the graph with its equation.y = -2x - 3
A. 
B. 
C. 
D. 
Mathematics
For the compound inequality, decide whether intersection or union should be used. Then give the solution set in both interval and graph forms.x < 1 or x > -1
A. Intersection; [-1, 1)
B. Intersection; (-?, 1)
C. Union; (-?, ?)
D. Intersection; ?
Mathematics
Simplify the expression. Assume all variables represent positive real numbers.
+ 
A. 7
B. 21
C. 
D. 10.5
Mathematics