Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
to encode the message LIFE.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Express the vector as a product of its length and direction.2j + 
k
A. 
B. 
C. 
D. 
(j + k)
Mathematics
Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.
A. 9
B. 10
C. 10
D. 13
Mathematics
Add by using the number line.
+ -3
A. 2
B. -2
C. 4
D. 
Mathematics
For problems 4-6 use the power rule to rewrite the expression as a product and simplify as much as possible.
A. 
B. 
C. 7
D. 
E. None of these
Mathematics