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 = 
and its inverse A-1 = 
to decode the cryptogram 
.
A. BEAD
B. DARE
C. CARE
D. CURB
Answer: A
Mathematics
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Multiply by using the rule for the square of a binomial.(x3 + 16)2
A. 256x6 + 32x3 + 256 B. x6 + 32x3 + 256 C. x3 + 256 D. x6 + 256
Mathematics
Use a system of linear equations to solve the problem.Brenda has two containers of water for a camping trip. One container holds 4 times as much as the other. The total amount of water is 45 gallons. How much water is in each container?
A. 9.5 gal; 35.5 gal B. 9 gal; 36 gal C. 8 gal; 37 gal D. 45 gal; 9 gal
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Find the perimeter.
A. (4x2 + 8x - 4) units B. (x2 + 4x - 2) units C. (x4 + 4x2 - 2) units D. (x4 + 8x2 - 4) units
Mathematics