The domain of a quadratic function is all real numbers and the range is y ≤ 2 how many x intercepts does the function have?

What is the maximum total area that 450cm of string can enclose if it is used to form perimeters of two adjoining rectangles as shown?

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap