document.write( "Question 1193970: if tan(x)=10/19 in quadrant-1) find sin (2x) \n" ); document.write( "

Algebra.Com's Answer #826035 by ikleyn(52914) $\"\"$ $\"About$

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\n" ); document.write( "if tan(x)=10/19 in quadrant-1) find sin (2x)
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document.write( "If tan(x) = 10/19,  you may think that  sin(x) = ,  cos(x) = .\r\n" );
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document.write( "Then sin(2x) = 2*sin(x)*cos(x) =  =  =\r\n" );
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document.write( "             =  = use your calculator = 0.8242950   (rounded).    ANSWER\r\n" );
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