Pls tell me what is 50 - 3d +?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

These box plots show the number of electoral votes one by democratic and republican presidential candidates for the elections from 1984 through 2012. which statement best compares the spread of the data sets

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase