Select the correct statements that complete the translation for the mathematical expression below: \( \forall x \in \mathbb{Q}, x=\frac{a}{b} \), where \( a, b \in \mathbb{Z} \) [Select] ,\( x=\frac{a}{b} \) where \( a, b \) [Select]

A submarine is at the surface of the ocean, preparing to dive. It submerges and dives to - 972 feet. Then, it ascends 308 feet to avoid hitting an undersea cliff. Whe uteger represents the submarine's position in feet (dept after it ascends to avoid the cliff? 664 1,280 \( -1,280 \) -664

3: Analizar-graficar a= le rminos \( 6= \) grafica \( \left\{\frac{n^{2}+1}{n^{2}}\right\} \)

Fill in the blanks so that the following statement is true. The fractions in the equation \( \frac{x}{4}=3+\frac{x-4}{7} \) can be eliminated by multiplying both sides by the 0 of 1 The fractions in the equation \( \frac{x}{4}=3+\frac{x-4}{7} \) can be eliminated by multiplying both sides by the \( \square \frac{x}{4} \) and \( \frac{x-4}{7} \), which is Thes of \( \frac{x}{4} \) and \( \frac{x-4}{7} \), which is

Una persona debe tomar una pastilla por dia durante 13 semanas. Si las pastillas vienen en tiras de 15 o 20 unidades, ¿Cuántas tiras iguales y de qué cantidad debe comprar para desperdiciar la menor cantidad de pastillas?

Simplify: \(2 \times (3 + 4) + (5 - 2)\)