# Probability check

• Jan 7th 2011, 04:19 AM
Mathematicsfan
Probability check
I had an assignment and I got this part of equation:
$P^4*(1-P)^0$

Is it correct how I solved it ?
$= P^4-P^4$
remember the Power is 0
• Jan 7th 2011, 04:33 AM
chisigma
No matter which is $a$ is $a^{0}=1$ , so that...
• Jan 7th 2011, 04:43 AM
Mathematicsfan
so was it correct?
• Jan 7th 2011, 05:11 AM
Quote:

Originally Posted by Mathematicsfan
so was it correct?

How did you obtain $P^4-P^4\;\;?$
• Jan 8th 2011, 06:47 AM
Quote:

Originally Posted by Mathematicsfan
I had an assignment and I got this part of equation:
$P^4*(1-P)^0$

Is it correct how I solved it ?
$= P^4-P^4$
remember the Power is 0

There is a difference between

$P^4(1-P)^0$

and

$P^4\left(1-P^0\right)$