SOLUTION: Should i write a4-7a²b²+kb4 in f(a) or f(b)? because i am confused and it has 2 variables in this polynomial.

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Question 978457: Should i write a4-7a²b²+kb4 in f(a) or f(b)?

because i am confused and it has 2 variables in this polynomial.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Should i write a4-7a²b²+kb4 in f(a) or f(b)?
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If they're both variables, it's
f(a,b)