W wilsonb36 New member Joined May 30, 2006 Messages 1 May 30, 2006 #1 needing help with the following equation to simplify like terms x square root of 18 - 3 square root of 8x2nd power Not sure how to show the square root sign after the x and the 3.[/tex][/code]
needing help with the following equation to simplify like terms x square root of 18 - 3 square root of 8x2nd power Not sure how to show the square root sign after the x and the 3.[/tex][/code]
D Denis Senior Member Joined Feb 17, 2004 Messages 1,700 May 30, 2006 #2 Re: Simplifying like terms wilsonb36 said: x square root of 18 - 3 square root of 8x2nd power Click to expand... Show these this way: x sqrt(18) - 3 sqrt(8x^2) = x sqrt(9 * 2) - 3 sqrt(4x^2 * 2) = 3x sqrt(2) - 6x sqrt(2) = - 3x sqrt(2)
Re: Simplifying like terms wilsonb36 said: x square root of 18 - 3 square root of 8x2nd power Click to expand... Show these this way: x sqrt(18) - 3 sqrt(8x^2) = x sqrt(9 * 2) - 3 sqrt(4x^2 * 2) = 3x sqrt(2) - 6x sqrt(2) = - 3x sqrt(2)
