Perform the matrix multiplication.Find AB for A =  and B = .

A.
B.
C.
D.  


Answer: A

Mathematics

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A. 2.7183 B. 0 C. 0.4343 D. 1

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Solve the differential equation. + 9 + 20y = 0

A. y = c1e5x + c2e-4x  B. y = c1e-5x + c2e4x  C. y = c1e5x + c2e4x  D. y = c1e-5x + c2e-4x 

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The nth term of a sequence is given. Find the first 4 terms.an = 

A.
B. - 
C.
D.

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Sketch the graph on the coordinate system provided.y = cos 

A.
 
B.

C.

D.

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