The product of a number and 50
"Product" means we are looking at a multiplication problem.Can be written as: A number (n) times 50n x 50The simplest (and most common way) to write it:50n
product means multiplcationproduct of x and y means x times y or xylike sum of x and y=x+y so a number could be any number, we will represent it as x so product of x and 50=x50 or 50x