- #1

FAJISTE

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## Homework Statement

X and Y are dimensionally different. (They have different units.) Select ALL the physically meaningful operations. State which are true or false

1. X/Y or X*Y

2. X+Y or X-Y

3. e^(X/Y) or e^(X+Y)

4. X^2 +Y^2 or X^X + Y^Y

5. X^2 or Y^2

6. X^(1/3) or Y^(1/3)

## Homework Equations

## The Attempt at a Solution

I'm assuming

1. True because you could have like velocity/second, etc.

2. False, you can't add apples and oranges

3. False no idea though

4. False

5. True

6. True

An explanation along with the correct answers would be greatly appreciated.