In \( 1-3 \), use the multiplication equation \( \begin{array}{ll}\text { 1. } 54 \div 9=? & \text { 2. } 24 \\ 9 \times & 8 \\ \text { So, } 54 \div 9= & \end{array} \)

Find an explicit function rule and a recursive rule for the number of dots in step n. Step 1

Remember to use estimation, place value, and number sense to decide whether a product is reasonable. The decimal point is missing in the answer for each problem. Show where to place the decimal point so the product is reasonable. Explain your thinking.

esion \( (-1)^{n}+(-1)^{n+1} \) es

Entregar el viller rodicación (1) Completa: A) Al Hallar una raiz cubica el incice es \( \square \)

2) Realiza la reducción de términos semejantes en cada una de las siguientes expresiones a) \( 2 x-5 x-x+4 x-3 x-2 x+7 x \) b) \( a+2-3 a-2 a+5-6+a \) c) \( -y^{2}-8 y+2 y^{2}+3 y^{2}-5 y+2+10 y-1 \) d) \( 4 m^{2}+9+3 m^{2}+2 m+8 m-8+5 m-6 \)