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Home Question Bank Math Pre Algebra Archive 2024 December 04

Pre-algebra Questions from Dec 04,2024

Browse the Pre-algebra Q&A Archive for Dec 04,2024, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

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Find the slope \( m \) of the line containing the points \( (5,9) \) and \( (2,4) \). (Enter an exact number as an integer, fraction, or decimal. If an answer is undefined, enter UNDEFINED.) \( m= \) Need Help? Readit Simplify the expression. \[ \sqrt{18} \] \( \begin{array}{l}\text { 6. Select all the expressions that are equal to }\left(\frac{2}{3}\right)^{2} \text {, Lesson } 3-1 \\ \square \frac{4}{9} \\ \square \frac{4}{3}\end{array} \square \frac{1}{3} \times \frac{1}{3} \times \frac{2}{3} \) 1. Inicia una infección zombie con 5 personas infectadas, en la cual el virus se triplica por cada hora que pasa ¿qué cantidad de personas estarán infectadas después de media hora, 2 horas y un dia? 2. El número de bacterias de un cultivo es de 250 , si estas se triplican por hora ¿Cuántas bacterias habrá en 5,10 horas y en uno y dos dias? \[ 0 \text { of } 1 \] Use the product rule to multiply. \( \sqrt[3]{4} \cdot \sqrt[3]{9} \) \( \sqrt[3]{4} \cdot \sqrt[3]{9}=\square \) (Simplify your answer. Type an exact answer, using radicals as needed.) Use the product rule to multiply. \( \sqrt{2} \cdot \sqrt{13} \) \( \sqrt{2} \cdot \sqrt{13}=\square \) (Simplify your answer. Type an exact answer, using radicals as needed.) Change the improper fraction to a mixed number. \( \frac{30}{7} \) Given \( f(x)=5 x^{7}-4 x^{6}+7 x-9 \), how many sign changes are there in the coefficients of \( f(-x) \) ? Choose the correct answer below. 0 1 2 3 5. Cual es la ecuación de una parábola vertical con vértice en el origen y eje focal sobre el eje y (abre hacia arriba). 4. Cual es la ecuación de una parábola horizontal con vértice en el origen y eje focal sobre el eje x (abre hacia la derecha).
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