What does a plus with a line under it mean?

Answer 1

It means the answe is either plus or minus

Answer 2

Well, darling, that plus sign with a line under it is called a "plus-minus sign." It's used in math to show that a number can be either positive or negative. So, if you see that sassy little symbol, just remember it's giving you options - it's like the math world's way of saying "take your pick!"

Answer 3

Oh, dude, that's just a fancy way of saying "addition" in math. It's like when you're combining numbers, and you want to show off a little with a cool symbol. So, yeah, it's basically saying, "Hey, let's throw these numbers together and see what happens."

Answer 4

A plus sign with a line under it typically represents the concept of "average" or "mean" in mathematics. It is used to denote the sum of a set of values divided by the total number of values in the set. This symbol is commonly used in statistics and data analysis to represent the central tendency of a data set.