6
QuizMultiple Choice

Vector Multiplication Using Matrices — Quiz

Question 6 • Precalculus

Justine reflects a vector v across the y -axis. Simonne reflects a vector v by rotating it 90 degrees counterclockwise about the origin. Which of the following vectors has the same image for Justin and Simonne?

Answer
A
the 2 by 1 column matrix row 1 negative 3 row 2 3
B
the 2 by 1 column matrix 4 3
C
the 2 by 1 column matrix 4 4
D
the 2 by 1 column matrix row 1 1 row 2 negative 1
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