There are 250 cells in Petri dish. the cells are increasing at a rate of 4% per hour. Model this situation with an equation .

Evaluate the given expression if m=45 |-3m|

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left