Find the inverse of the matrix, if possible.A = 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Round to the nearest thousand.9287
A. 9290 B. 9300 C. 9000 D. 10000
Mathematics
Find the directrices of the ellipse.9x2 + 4y2 = 36
A. y = ± 
B. y = ± 
C. x = ± 
D. x = ± 
Mathematics
Find the area of the triangle. If necessary, round the answer to two decimal places. 
A. 2.42 B. 7.88 C. 0.35 D. 1.97
Mathematics
Write the inequality in interval notation.-4 < x < 0
A. [-4, 0) B. (-4, 0) C. (-4, 0] D. [-4, 0]
Mathematics