Whats the answer for (5x + 8)(4x² + 6x - 8)

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons