Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

Pages: **1**

**Patty****Guest**

If V=IR and P=VI Write P in terms of I and R?

P = I²R

is it really that easy or is the question really asking me to do something i dont know about?

**mathsyperson****Moderator**- Registered: 2005-06-22
- Posts: 4,900

No, it's that easy. Well done.

Why did the vector cross the road?

It wanted to be normal.

Offline

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,582

Also (but not asked for): P = V² / R

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

Offline

Pages: **1**