Sabe-se que 2a - 3= -11. qual é, então, o valor numérico do polinômio 4a²-12a+9?

Chandler was a caretaker at the state zoo. he noticed that the number of animals adopted by the zoo increased at a constant rate every year since 2010. which of the following graphs shows the slowest rate at which the animals in the zoo were adopted?

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?