The Sizes of Two Matrices a and B Are Given $A$

question 26

Multiple Choice

The sizes of two matrices A and B are given. Find the sizes of the product AB and the product BA, whenever these
products exist.
- $A$ is $4 \times 2$ , and B is $4 \times 2$ .

• A) \( 2 \times 4 ; 4 \times 2 \)
• B) \( \mathrm{AB} \) does not exist; \( \mathrm{BA} \) does not exist.
• C) \( 4 \times 4 ; 2 \times 2 \)
• D) \( 4 \times 2 ; 2 \times 4 \)

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Definitions:

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A form of therapy that focuses on a person's spiritual path to help heal emotional or physical issues, often incorporating beliefs and practices from various religions or philosophies.

Short-term Psychodynamic Therapy

A form of psychotherapy that focuses on unconscious processes as they are manifested in a person's present behavior, aiming for quick symptom relief and personal insight within a timespan of a few sessions to a few months.

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A form of psychotherapy that seeks to bring a patient's awareness to their own thoughts and behaviors for the purpose of healing.

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Issues or challenges that require urgent attention and resolution.