Simplify the expression below. Then name all the sets to which each value belongs. PLEASE HELP FAST- THANKYOU VERY MUCH ; )

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?