MCQEasy1 mark
1
Choose the correct answers to the questions from the given options. (Do not copy the questions, write the correct answers only.)
If matrix A = [[2, 2], [0, 2]] and A² = [[4, x], [0, 4]],
Topic: Matrices
Previous-year question practice database
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Pick an option and check your answer. The full worked answer is below either way.
Answer
Exam answer
(c) A² = [[4,8],[0,4]], so x=8.
Explanation
The result follows by applying the formula or geometric property stated in the working and substituting the given values.
In words
A² = [[4,8],[0,4]], so x=8.