Convert Expression from One Form to Another

**andyboy179** · January 10th 2012, 03:29 PM

hi,

i need help expressing this:

( $1-\sqrt{3}$ ) + ( $4-2\sqrt{3}$ ) in form of $a+b\sqrt{3}$

i would like to have some help on how to answer this and have it expalinedclearly so i understand.

thanks!

**Plato** · January 10th 2012, 03:36 PM

Originally Posted by andyboy179

hi,

i need help expressing this:

( $1-\sqrt{3}$ ) + ( $4-2\sqrt{3}$ ) in form of $a+b\sqrt{3}$

Can you combine $(1-x)+(4-2x)~?$

**andyboy179** · January 10th 2012, 03:45 PM

that would be 2x^2-6x+4

**Plato** · January 10th 2012, 03:58 PM

Originally Posted by andyboy179

that would be 2x^2-6x+4

Do you have any idea about any of this?
The problem is about addition.
It is not about multiplication.
Add like terms.

**andyboy179** · January 10th 2012, 04:00 PM

5-3x?

**Plato** · January 10th 2012, 04:06 PM

Originally Posted by andyboy179

5-3x?

Yes. So what is the answer to the OP?

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