document.write( "Question 1062943: Sin x tan x - sin x + tan x - 1=0 find value of x if x belongs to [0,2π]
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Algebra.Com's Answer #677952 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+sin%28x%29%2Atan%28x%29+-+sin%28x%29+%2B+tan%28x%29+-+1+=+0+\"
\n" ); document.write( "\"+sin%28x%29%2A%28+tan%28x%29+-+1+%29+%2B+%28+tan%28x%29+-+1+%29+=+0+\"
\n" ); document.write( "\"+%28+sin%28x%29+%2B+1+%29%2A%28+tan%28x%29+-+1+%29+=+0+\"
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\n" ); document.write( "either:
\n" ); document.write( "(1) \"+sin%28x%29+=+-1+\"
\n" ); document.write( "or
\n" ); document.write( "(2) \"+tan%28x%29+=+1+\"
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\n" ); document.write( "For (1),
\n" ); document.write( "\"+x+=+3%2Api%2F2+\"
\n" ); document.write( "For (2)
\n" ); document.write( "\"+x+=+pi%2F4+\"
\n" ); document.write( "\"+x+=+5%2Api%2F4+\"
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\n" ); document.write( "So, there are 3 answers in [ 0,2*pi]
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\n" ); document.write( "check:
\n" ); document.write( "\"+sin%28x%29%2Atan%28x%29+-+sin%28x%29+%2B+tan%28x%29+-+1+=+0+\"
\n" ); document.write( "\"+x+=+3%2Api%2F2+\"
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\n" ); document.write( "\"+%28-1%29%2A%281%2F0%29+-+%28-1%29+%2B+1%2F0+-+1+=+0+\"
\n" ); document.write( "I don't think this can be determined. Thar leaves 2 answers
\n" ); document.write( "\"+sin%28x%29%2Atan%28x%29+-+sin%28x%29+%2B+tan%28x%29+-+1+=+0+\"
\n" ); document.write( "\"+sin%28pi%2F4%29%2Atan%28pi%2F4%29+-+sin%28pi%2F4%29+%2B+tan%28pi%2F4%29+-+1+=+0+\"
\n" ); document.write( "\"+%28+sqrt%282%29%2F2+%29%2A1+-+sqrt%282%29%2F2+%2B+1+-+1+=+0+\"
\n" ); document.write( "\"+0+=+0+\"
\n" ); document.write( "and, also:
\n" ); document.write( "\"+sin%28x%29%2Atan%28x%29+-+sin%28x%29+%2B+tan%28x%29+-+1+=+0+\"
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\n" ); document.write( "\"+%28-sqrt%282%29%2F2%29%2A1+-+%28-sqrt%282%29%2F2%29+%2B+1+-+1+=+0+\"
\n" ); document.write( "\"+0+=+0+\"
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\n" ); document.write( "\"+x+=+pi%2F4+\"
\n" ); document.write( "\"+x+=+5%2Api%2F4+\"
\n" ); document.write( "are the answers
\n" ); document.write( "get another opinion, definitely\r
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