document.write( "Question 766252: Dear Sir/ Madam,\r
\n" ); document.write( "\n" ); document.write( "I am quite familiar in Quadratic formula but I do not know how to use it when there is a square root or imaginary (i) in it. Please help me in solving this algebraic problem, (this one has a square root)
\n" ); document.write( "t^2-2t√(2)+1=0 (that is t squared + 2t square root of 2 +1 = 0). Thank you very much for your help. God bless! \n" ); document.write( "
Algebra.Com's Answer #466768 by lwsshak3(11628)\"\" \"About 
You can put this solution on YOUR website!
t^2-2√(2)t+1=0
\n" ); document.write( "using quadratic formula to solve for t
\n" ); document.write( "\"t+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"
\n" ); document.write( "a=1, b=-2√2, c=1
\n" ); document.write( "b^2=(-2√2)^2=8
\n" ); document.write( "4ac=4*1*1=4
\n" ); document.write( "..
\n" ); document.write( "t=[2√2±√(8-4)]/2
\n" ); document.write( "t=[2√2±√4)]/2
\n" ); document.write( "t=[2√2±2]/2
\n" ); document.write( "t=[√2±1]
\n" ); document.write( "t=1.41±1
\n" ); document.write( "t≈0.41
\n" ); document.write( "or
\n" ); document.write( "t≈2.41 \n" ); document.write( "
\n" );