Question

When adding two numbers, such as 123 and 423, care is taken to first line them up and then add like digits. How does expanding this expression to [(1 × 102) + (2 × 101) + (3 × 100)] + [(4 × 102) + (2 × 101) + (3 × 100)] make the operation more like a polynomial addition problem?

Answer 1

@dan815

Answer 2

How does it make it like a polynomial expression problem

Answer 3

oh now I see omg

Answer 4

thats why i was getting*confused! those are exponent ofcourse

Answer 5

ohh maybe an example of a polynomial expression problem will help