Given $A = \left[ \begin{array} { l l } 3 & 5 \\2 & 4\end{array} \right]$

question 77

Essay

Given $A = \left[ \begin{array} { l l } 3 & 5 \\2 & 4\end{array} \right]$ and $B = \left[ \begin{array} { c c } - 2 & 4 \\3 & 8\end{array} \right]$ , solve $X - 2 A = B$ , for the matrix $X$ , or explain why there is no solution.

Understand the difference between a proposition and a statement.

Identify the subject and predicate in a given proposition.

Recognize the structure of propositions including the presence of subject and predicate.

Analyze the conditions under which different sentences can express the same proposition.

---

Definitions:

Eardrops

Liquid medicine applied into the ear canal to treat infections, relieve pain, or clear earwax.

Pinna

The outer part of the ear that captures sound waves and directs them into the ear canal.

Nasogastric Tube

A flexible tube that is passed through the nose and down into the stomach, used for feeding or removing stomach contents.

Needleless Syringe

A medical device used for the administration of drugs or vaccines that does not involve a needle, reducing the risk of needlestick injuries.