Para cada ejercicio encuentra una ecuación cu. que tenga como solución los valores dados. \( \begin{array}{ll}\text { a. } x=-2, x=3 & \text { f. } x=\sqrt{2}, x=\sqrt{3} \\ \text { b. } y=6, y=0 & \text { g. } x=1,8, x=2,5 \\ \text { c. } t=-3, t=1 & \text { h. } x=-\frac{2}{5}, x=-\frac{3}{4} \\ \text { d. } x=\frac{1}{2}, x=\frac{3}{4} & \text { i. } x=\frac{\sqrt{3}}{2}, x=\frac{-\sqrt{2}}{5} \\ \text { e. } x=5, x=-5 & \text { j. } x=k, x=2 k\end{array} \)

O estado do Piaui tem área de \( 251.529 \mathrm{~km}^{2} \) e população de, aproximadamente, 3.118 .360 habitantes. Qual a densidade demográfica do estado do Piaul? Escolha 1 resposta: (A) \( D_{D} \approx 0,08 \mathrm{hab} / \mathrm{km}^{2} \) (D) \( D_{D} \approx 12,04 \mathrm{hab} / \mathrm{km}^{2} \) (c) \( D_{\mathrm{n}} \approx 12.40 \mathrm{hab} / \mathrm{km}^{2} \)

5. Resuelve las siguientes ecuaciones utilizando la fórmula cuadrática. \( \begin{array}{ll}\text { a. } x^{2}+10 x+25=0 & \text { h. } \sqrt{3} x^{2}-\sqrt{2} x-\sqrt{5}=0 \\ \text { b. } 3 x^{2}-5 x-9=0 & \text { i. } 2,5 x-1,8=-3,7 x^{2} \\ \text { c. }-8 x^{2}+3 x+1=0 & \text { j. } \frac{\sqrt{7} x^{2}}{2}-x-\frac{\sqrt{2}}{3}=0 \\ \text { d. } 16 x^{2}-3 x-12=0 & \text { k. } 9 x^{2}+2 x-1=0 \\ \text { e. } 9 x-8 x^{2}-6=0 & \text { l. } 16 x^{2}-12 x-5=0 \\ \text { f. } 12 x^{2}-7=3 x & \text { m. }-3 x^{2}+5 x+7=0 \\ \text { g. }-\frac{2 x^{2}}{3}-\frac{5}{2} x-\frac{1}{3}=0 & \text { n. }-\frac{5}{3}\left(x^{2}-3\right)+8 x^{2}=2\end{array} \)

Where Students With the Most Significant Cognitive Disabilities Are Taught: Implications for General Curriculum Access Harold Kleinert', Elizabeth Towles-Reeves \( { }^{2} \), Rachel Quenemoen \( { }^{3} \),Martha Thurlow \( { }^{3} \), Lauren Flueg Laura Weseman², and Allison Kerbel

lución gráfica abajo (si dibújala en tu cuaderno) a. \( \left\{\begin{array}{l}2 x+5 y=1 \\ 6 x+7 y=3\end{array}\right. \)

Show by calculations which deal is cheaper. 30 milk chocolate mint chocolate bars for R320. In a bag of marbles there are blue and pink marbles in the ratio \( 3: 11 \). If there are 18 bun maitlos how many marbles are in the bog?