Find the inverse of the given matrix, if it exists. If not, write does not exist. Verify your answer.
Mathematics
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Graph the linear function by plotting the x- and y-intercepts.
x + y - 2 = 0
A. intercepts: (0, 2), (4, 0)
B. intercepts: (0, 2), (-4, 0)
C. intercepts: (0, -4), (4, 0)
D. intercepts: (0, 2), (-2, 0)
Mathematics
Write the expression in the standard form a + bi.
A. 
- 
i
B. 
+ 
i
C. 
- 
i
D. 
- 
i
Mathematics
Find the sum of the sequence.
A. -34 B. 34 C. 26 D. 2
Mathematics
Simplify the complex fraction.
A. 
B. 7r + 5s
C. 5r + 7s
D. 
Mathematics