Questions in Grade High-school

Questions in Grade High-school

📝 Answered - Why do the two elements, silver and iron, have different properties?

📝 Answered - What chemical compound is [tex]C_2H_5OH[/tex]?

📝 Answered - Name the two lines and the transversal that form each pair of angles. --- (Note: Added clarification is needed in the original prompt for the specific pairs of angles, which might be missing.)

📝 Answered - How is the graph of [tex]y = -8x^2 - 2[/tex] different from the graph of [tex]y = -8x^2[/tex]?

📝 Answered - Select the correct graph of -4x + 3y = 6.

📝 Answered - The atomic number of an atom identifies the number of protons in its nucleus. If the overall charge on the atom is neutral, what must the atomic number also identify? A. The most common isotope's mass B. The average mass of all isotopes of the atom C. The number of electrons in the atom D. The number of neutrons in the atom

📝 Answered - Select the difference of \((8x^2 - 3x^3) - (2x^2 - 5x^3)\).

📝 Answered - Two number cubes are rolled, one blue and one yellow. Find the probability that the blue cube shows a number less than 3 and the product of the numbers on both cubes is 8.

📝 Answered - Signs of Roman decline were manifested by: - Agricultural and economic prosperity which undermined the values of Rome. - The weakening of Rome's army, which was forced to use Middle Eastern barbarians as soldiers. - The celibacy of the emperors. - The years of ongoing military chaos between 35 and 184 C.E. - A series of Germanic barbarian invasions.

📝 Answered - You just priced what it would cost to buy vinyl floor tiles at the local tile store. They quoted you $3.29 per tile. When you went home, you found the same exact tile for sale at an online outlet for $2.89 per tile. As a percentage, how much more expensive is the tile store's quote? How would I do this and set it up to figure out the answer?