document.write( "Question 1088891: find the exact value of the indicated trigonometric function of theta. \r
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document.write( "sin theta = -2/5, tan theta > 0 find sec theta \n" );
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Algebra.Com's Answer #703199 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! find the exact value of the indicated trigonometric function of theta. \r \n" ); document.write( "\n" ); document.write( "sin theta = -2/5, tan theta > 0 find sec theta \n" ); document.write( "--------- \n" ); document.write( "sin - and tan + --> Q3 \n" ); document.write( "--- \n" ); document.write( "cos = sqrt(1 - sin^2) = -sqrt(21)/5 (cos - in Q3) \n" ); document.write( "sec = 1/cos = -5/sqrt(21) \n" ); document.write( "= -5sqrt(21)/21\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |