What is the constant in the expression x+2y+9?

Question

Question 3 options:

2

3

1

9

Answer 1

In the expression \( x + 2y + 9 \), the constant term is the term that does not contain any variables. Here, the only term without a variable is \( 9 \).

Therefore, the constant in the expression is \( \boxed{9} \).