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. HELP_THEM
B. LOOK_DOWN
C. GOOD_LUCK
D. STAY_CALM
Answer: C
Mathematics
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Given the current cost of an item and the inflation rate, find the cost of the item in the specified number of years.Home: $1,400,000, inflation rate: 2%, after 6 years
A. $1,586,627.39 B. $1,582,627.39 C. $1,576,627.39 D. $1,581,627.39
Mathematics
Provide an appropriate response.Solve the equation: 5x = 2(2x + 1)
A. 2x = 
B. x = 0
C. x = 1
D. x = 2
Mathematics
Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.x3 + 4x2 - x - 4 > 0 
A. (-?, - 1) ? (1, 4)
B. (- 4, -1) ? (1, ?)
C. (-?, - 4) ? (-1, 1)
D. (-1, 1) ? (4, ?)
Mathematics
Solve the problem.A kitchen table costs $980. The sales tax is $58.80. What is the sales tax rate?
A. 0.6% B. 7% C. 8% D. 6%
Mathematics