Find the inverse, if it exists, for the matrix.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Determine convergence or divergence of the series.
A. Diverges B. Converges
Mathematics
Find the logarithm using the change-of-base formula.log9 7
A. 1.1292 B. 1.7712 C. -0.8856 D. 0.8856
Mathematics
Find an expression for the nth term of the arithmetic sequence.200, 300, 400, 500, 600, . . .
A. an = n + 100n B. an = 100n + 200 C. an = 100n + 100 D. an = 200n
Mathematics
Multiply.× 
A. 2.07 B. 5.3 C. 3.06 D. 1.96
Mathematics