# Functions: Variable Replacement Problem

Not what you're looking for? Search our solutions OR ask your own Custom question.

The problem reads:

If a @ b = 3a - b^2 find 2 @ (3 @ 1)

Â© BrainMass Inc. brainmass.com December 24, 2021, 4:48 pm ad1c9bdddfhttps://brainmass.com/math/graphs-and-functions/functions-variable-replacement-problem-8549

#### Solution Preview

Solution. In this problem, the "@" symbol means a rule, like f(x,y)=x+3y is a function f: (x,y)->x+3y. I ...

#### Solution Summary

A functional relation is evaluated. The variable replacement problems for functions are given.

$2.49