document.write( "Question 463612: A cube has an edge length represented by x - 3. Find the surface area of the cube. \n" ); document.write( "
Algebra.Com's Answer #317625 by richard1234(7193)![]() ![]() You can put this solution on YOUR website! Other tutor did x-2, not x-3.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The surface area of a rectangular prism is SA = 2LW + 2WH + 2LH, but in the case of a cube, it can be reduced to 6s^2, where s is the side length. Here, s = x-3, so\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "SA = 6(x-3)^2 = 6(x^2 - 6x + 9) = 6x^2 - 36x + 54 \n" ); document.write( " |