Question

What is element a12 in matrix A

Answer 1

what does the 12 stand for?

Answer 2

and your picture doesnt show a matrix; it shows a system of inequalities

Answer 3

not sure :((((

Answer 4

which matrix ???????? a12 is generally intersection of ist row & 2nd column

Answer 5

its important to know what the 12 represents; as 009 has alluded to

Answer 6

\[ \begin{array}l\color{red}{\text{t}}\color{orange}{\text{h}}\color{#e6e600}{\text{e}}\color{green}{\text{ }}\color{blue}{\text{s}}\color{purple}{\text{u}}\color{purple}{\text{b}}\color{red}{\text{s}}\color{orange}{\text{c}}\color{#e6e600}{\text{r}}\color{green}{\text{i}}\color{blue}{\text{p}}\color{purple}{\text{t}}\color{purple}{\text{ }}\color{red}{\text{i}}\color{orange}{\text{s}}\color{#e6e600}{\text{ }}\color{green}{\text{d}}\color{blue}{\text{e}}\color{purple}{\text{n}}\color{purple}{\text{o}}\color{red}{\text{t}}\color{orange}{\text{e}}\color{#e6e600}{\text{d}}\color{green}{\text{ }}\color{blue}{\text{a}}\color{purple}{\text{s}}\color{purple}{\text{ }}\color{red}{\text{t}}\color{orange}{\text{h}}\color{#e6e600}{\text{e}}\color{green}{\text{ }}\color{blue}{\text{i}}\color{purple}{\text{n}}\color{purple}{\text{t}}\color{red}{\text{e}}\color{orange}{\text{r}}\color{#e6e600}{\text{s}}\color{green}{\text{e}}\color{blue}{\text{c}}\color{purple}{\text{t}}\color{purple}{\text{i}}\color{red}{\text{o}}\color{orange}{\text{n}}\color{#e6e600}{\text{ }}\color{green}{\text{o}}\color{blue}{\text{f}}\color{purple}{\text{ }}\color{purple}{\text{t}}\color{red}{\text{h}}\color{orange}{\text{e}}\color{#e6e600}{\text{ }}\color{green}{\text{r}}\color{blue}{\text{o}}\color{purple}{\text{w}}\color{purple}{\text{ }}\color{red}{\text{a}}\color{orange}{\text{n}}\color{#e6e600}{\text{d}}\color{green}{\text{ }}\\\color{blue}{\text{c}}\color{purple}{\text{o}}\color{purple}{\text{l}}\color{red}{\text{u}}\color{orange}{\text{m}}\color{#e6e600}{\text{n}}\color{green}{\text{}}\end{array} \]\[A_{RC}\]such that R = 1 and C = 2

Answer 7

so the answer is - 2

Answer 8

-2

Answer 9

that is correct