Perform the matrix multiplication.Find AB for A = 
and B = 
.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the logarithm. Give an approximation to four decimal places.log e
A. 2.7183 B. 0 C. 0.4343 D. 1
Mathematics
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
Mathematics
The nth term of a sequence is given. Find the first 4 terms.an = 
A. 
, 
, 
, 
B. - 
, - 
, - 
, - 
C. 
, - 
, - 
, - 
D. 
, - 
, 
, - 
Mathematics
Sketch the graph on the coordinate system provided.y = cos 
A. 
B. 
C. 
D. 
Mathematics