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 CARE.

A.
B.
C.
D.


Answer: A

Mathematics

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Sketch the curve.y2 + 4x = 20

A.

B.

C.

D.

Mathematics

Multiply in the indicated base.

A. 2527 B. 2627 C. 2537 D. 3527

Mathematics

Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, give the solution with y arbitrary.2x + 5y = -7-6x - 15y = 21

A. {(-1, -1)}
B. ?
C.
D.

Mathematics

Identify the type of graph. +  = 1

A. The graph is a circle with center at (0, 0) . B. The graph is a circle with center at (9, 9) . C. The graph is an ellipse with foci on the x-axis . D. The graph is a circle with center at (3, 3) .

Mathematics