Without using technology, describe the end behavior of f(x) = -3x4 + 7x2 - 12x + 13.
down on the left down on the right
down on the left, up on the right
up on the left, down on the right
up on the left, up on the right

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.