Question

Uma costureira deseja cortar um tecido de 7,20 m de comprimento em partes iguais quantos centímetros tira cada pedaço ?

Answer 1

$\to \boxed{\left \{ \begin{matrix} \mathbf{x} \cdot \mathbf{y} = 0&\\ \mathbf{x} \cdot \mathbf{y} = 0& \end{matrix} \right}$$\to X$$\left \{ \begin{matrix} 2x+3x=50 &  \\ 2x+6x=0 &  \end{matrix} \right.$$Delta = \\onde \ \Delta=b^2-4\cdot a\cdot c\\Baskara = x = \dfrac{-b \pm \sqrt{\ \Delta}}{2.a}\\x_{1}= \times 12\\x_{2}= \times 2$x = \dfrac{-b \pm \sqrt{b^2-4ac}}{2a}x$\displaystyle x = \dfrac{-b \pm \sqrt{b^2-4ac}}{2a}$

$\left ( \dfrac{1}{2} \right )$  $\left \{ \begin{matrix}   \mathbf{x} \cdot \mathbf{y} = 0 &  \\   \mathbf{x} \cdot \mathbf{y} = 0 &  \end{matrix} \right.$

$\left \{ \begin{matrix} \mathbf{x} \cdot \mathbf{y} = 0&\\ \mathbf{x} \cdot \mathbf{y} = 0& \end{matrix} \right.$

$left \{ \begin{matrix} \mathbf{x} \cdot \mathbf{y} = 0&\\ \mathbf{x} \cdot \mathbf{y} = 0& \end{matrix} \right$

$\left \{ \begin{matrix} \mathbf{x} \cdot \mathbf{y} = 0&\\ \mathbf{x} \cdot \mathbf{y} = 0& \end{matrix} \right$

$\begin{matrix} \underbrace{ a+b+\cdots+z } \\ 26 \end{matrix}$

 \big\{ \Big\{ \bigg\{ \Bigg\{ \big] \Big] \bigg] \Bigg]$\big\{ \Big\{ \bigg\{ \Bigg\{ \big] \Big] \bigg] \Bigg]$

$\left . \dfrac{A}{B} \right \} \to X$ $\to X$

$\to$  $\to \text{texto1} \times 100 \text{texto2}$

$\to \text{Rspost}$   $\mbox{Rspost}$ $\boxed{x_{1,2}=\dfrac{-b\pm\sqrt{b^2-4ac}}{2a}}$

$\boxed{\left \{ \begin{matrix} \mathbf{x} \cdot \mathbf{y} = 0&\\ \mathbf{x} \cdot \mathbf{y} = 0& \end{matrix} \right}$

Sistema $\to \boxed{\left \{ \begin{matrix} \mathbf{x} \cdot \mathbf{y} = 0&\\ \mathbf{x} \cdot \mathbf{y} = 0& \end{matrix} \right}$

$\text{Sistema} \to \boxed{\left \{ \begin{matrix} \mathbf{x} \cdot \mathbf{y} = 0&\\ \mathbf{x} \cdot \mathbf{y} = 0& \end{matrix} \right}$

$\begin{minipage}{3in}\begin{align*}\intertext{text;} 2x+3y=50\\ 2x+3y=50\\\intertext{text}x= 2x+3y=50\end{align*} \end{minipage}$ $\forall x\not\in\varnothing\subseteq A\cap B\cup \exists \{x,y\} \setminus\times C \nsubseteq \sqsubseteq \nsupseteq \preceq \succeq$

$a^{2+2}$ \begin{bmatrix}

$x\in\mathbb{N}\subset\mathbb{Z}\subset\mathbb{R}\sub\mathbb{C}$  $\boldsymbol{\alpha}+\boldsymbol{\beta}+\boldsymbol{\gamma}$

$\begin{center}texto\end{center}$  

$\begin{flushleft}texto\end{flushleft}$

$\textbf{negrito}$ $\textsc{small caps}$$\texttt{letra de máquina}$ $\textrm{romano}$

${\Huge{tamanho}}$

$\begin{itemize}\item primeiro item\item segundo item\item terceiro item\end{itemize}$

$\dfrac{a+b}{2}$

$\begin{eqnarray*}\overline{\overline{(\overline{A} \cdot B)} +\overline{(A + \overline{D})}} &=& \\\overline{\overline{(\overline{A} \cdot B)}}\cdot \overline{\overline{(A + \overline{D})}} &=& \\(\overline{A} \cdot B) \cdot (A + \overline{D}) &=& \\(\overline{A} \cdot B \cdot A) \cdot(\overline{A} \cdot \overline{B} \cdot \overline{D}) &=&\overline{A} \cdot B \cdot \overline{D}\end{eqnarray*}$

$\underline{respota}$

$\bf x = \dfrac{-b \pm \sqrt{\ \Delta}}{2.a}$    $1 - 3x^4 \left\{3 + \left[ \frac{1}{x^2 + x + 1} -\sqrt{\left( \frac{x^6 + 7}{x^3 + 1} \right)^5} \right]\right\}$

$\Biggl( \biggl( \Bigl( \bigl( ( X ) \bigr) \Bigr) \biggr) \Biggr) \\ \Biggl[ \biggl[ \Bigl[ \bigl[ [ X ] \bigr] \Bigr] \biggr] \Biggr]$

$\overrightarrow{AB} + \overrightarrow{BC} = \overrightarrow{AC}$