Plot points on the number line to represent all values that rounded to 500 when to the nearest hundred and 450 when rounded to the nearest ten

How many zeros does the function f(x)=4x3-x2+1 have

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches