Answer:
is the constant term.
Step-by-step explanation:
The given expression is .
We have to find the constant term of the expression.
There are 2 variables given as x and y.
We further solve the expression
=
In the given trinomial last term is the constant term.
280
keeping in mind that a year has 12 months, thus 6 months is really 6/12 of a year.