document.write( "Question 876340: the Area of a right triangle is 24x^3+8x^2-12x-4. which of the following could be the base and the height ?\r
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document.write( "a)(4x^2+1)(3x-2)\r
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document.write( "b)(4x^2-2)(3x+2)\r
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document.write( "C) (4x^2+2)(3x-1)\r
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document.write( "D) (4x^2-2) (3x-1) \n" );
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Algebra.Com's Answer #528744 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! None of them. \n" ); document.write( "Use FOIL to multiply \n" ); document.write( "1/2 b*h=24x^3+8x^2-12x-4 \n" ); document.write( "a) (4x^2+1)(3x-2)=12x^3-8x^2+3x-2 \n" ); document.write( "b) (4x^2-2)(3x+2)=12x^3+8x^2-6x-4 \n" ); document.write( "C) (4x^2+2)(3x-1)=12x^3-4x^2+6x-2 \n" ); document.write( "D) (4x^2-2)(3x-1)=12x^3-4x^2-6x+2 \n" ); document.write( "We want half of those amounts not double. \n" ); document.write( "Only b has the right signs. \n" ); document.write( "Which one works out to 24x^3+8x^2-12x-4\r \n" ); document.write( "\n" ); document.write( "Remember you take 1/2 of b*h\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |