document.write( "Question 1092355: Find the Value of:
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document.write( "a^3 + 8b^3 if a + 2b = 10 and ab= 15
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document.write( "Hint: (a+2b)^3 = a^3 + 8b^3 + 6ab(a+2b)
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document.write( "= a^3+8b^3 = (a+2b)^3 - 6ab(a+2b)\r
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Algebra.Com's Answer #706963 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! Use the hint they gave you.... If \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "You are given the values of both (a+2b) and (ab) -- plug them into that equation and evaluate. \n" ); document.write( " |