document.write( "Question 1142422: If 4b² + 1/b² = 2, find 8b³ + 1/b³ \n" ); document.write( "
Algebra.Com's Answer #763212 by MathTherapy(10552)\"\" \"About 
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If 4b² + 1/b² = 2, find 8b³ + 1/b³
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\"matrix%281%2C3%2C+4b%5E2+%2B+1%2Fb%5E2%2C+%22=%22%2C+2%29\"
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document.write( "\"matrix%281%2C3%2C+2b%284b%5E2+%2B+1%2Fb%5E2%29%2C+%22=%22%2C+2b%282%29%29\" ------ Multiplying each side by 2b
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document.write( "\"matrix%281%2C3%2C+%281%2Fb%29%284b%5E2+%2B+1%2Fb%5E2%29%2C+%22=%22%2C+%281%2Fb%292%29\" --- Multiplying each side by \"1%2Fb\"
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