- #1

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## Homework Statement

factorise x^2+3x=2

## Homework Equations

erm...

## The Attempt at a Solution

(x+2)(x+1)

book says

(x+1)(x+2)

aren't those answers the same? i know it's a stupid question but i want to make sure i'm getting this right

- Thread starter groom03
- Start date

- #1

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factorise x^2+3x=2

erm...

(x+2)(x+1)

book says

(x+1)(x+2)

aren't those answers the same? i know it's a stupid question but i want to make sure i'm getting this right

- #2

Hootenanny

Staff Emeritus

Science Advisor

Gold Member

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Yes, the answers are identical since the multiplication of real numbers is a commutative operation .

- #3

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no idea what that means but thanks for your helpcommutative operation .

- #4

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2*5=5*2no idea what that means but thanks for your help

- #5

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Look in the front cover or something, it's probably there ...no idea what that means but thanks for your help

- #6

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- #7

dynamicsolo

Homework Helper

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- #8

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I'm assuming there is a typo in your statement

yes... didn't notice that

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