document.write( "Question 1033563: Solve the equation:
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document.write( "(t-4)^6-11(t-4)^3+28=0
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document.write( "t= \n" );
document.write( "
Algebra.Com's Answer #648194 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve the equation: \n" ); document.write( "(t-4)^6-11(t-4)^3+28=0 \n" ); document.write( "----- \n" ); document.write( "This is a quadratic equation with variable (t-4)^3 \n" ); document.write( "---- \n" ); document.write( "Let W = (t-4)^3 ; then you get: \n" ); document.write( "W^2 - 11W + 28 = 0 \n" ); document.write( "Factor:: \n" ); document.write( "(W-7)(W-4) = 0 \n" ); document.write( "W = 7 or W = 4 \n" ); document.write( "------ \n" ); document.write( "Solve for \"t\":: \n" ); document.write( "(t-4)^3 = 7 or (t-4)^3 = 4 \n" ); document.write( "t = 7^(1/3) + 4 or t = 4^(1/3) + 4 \n" ); document.write( "------------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "----------------- \n" ); document.write( " |