0=n^2-n

can you show me a step by step process

Printable View

- Dec 10th 2006, 10:43 AMelfen_liedsolve
0=n^2-n

can you show me a step by step process - Dec 10th 2006, 10:51 AMThePerfectHacker
Factor,

n(n-1)=0

Whenver the product of two number is zero one of them must be zero (if you want to be cool :cool: then say the reals have no zero divisors).

Thus,

n=0

n-1=0

Are the only possible solutions,

Thus,

n=0,1

But you need to check, and indeed they are solutions.