11
QuizMultiple Choice

Matrices and Their Inverses — Test

Question 11 of 25 • Precalculus

Raj encoded a secret phrase using matrix multiplication. Using A = 1, B = 2, C = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. The matrix representing the encoded text is . What is the secret phrase? Determine the location of spaces after you decode the text.

Question illustration
Answer
A
YUMMY IS THE CORN
B
THE TOMATO IS RED
C
THE CORN IS YUMMY
D
RED IS THE TOMATO
Previous
Next