document.write( "Question 1184289: Find the number of solutions and find the solution of equation Tan(x) + Sec(x) = 2Cos(x) where x lies in the interval [0, π]? \n" ); document.write( "
Algebra.Com's Answer #814838 by robertb(5830)\"\" \"About 
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\"Tan%28x%29+%2B+Sec%28x%29+=+2Cos%28x%29\" <===> \"Sin%28x%29%2FCos%28x%29+%2B+1%2FCos%28x%29+=+2Cos%28x%29\"\r
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\n" ); document.write( "\n" ); document.write( "===> \"Sin%28x%29+%2B+1+=+2Cos%5E2%28x%29+=+2+-+2Sin%5E2%28x%29\" ===> \"2Sin%5E2%28x%29+%2B+Sin%28x%29-1=0\"\r
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\n" ); document.write( "\n" ); document.write( "<===> \"%282Sin%28x%29+-+1+%29%28Sin%28x%29+%2B+1+%29+=+0\"\r
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\n" ); document.write( "\n" ); document.write( "===> Sin(x) = 1/2 or Sin(x) = -1\r
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\n" ); document.write( "\n" ); document.write( "===> \"x+=+highlight%28pi%2F6%29\" or \"x+=+highlight%28%285pi%29%2F6%29\" or \"x+=+cross%28%283pi%29%2F2%29\"
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