document.write( "Question 566833: Why does cos(85 degrees)+cos(95 degrees)= 0? \n" ); document.write( "

Algebra.Com's Answer #366374 by solver91311(24713) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "because

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\n" ); document.write( "\n" ); document.write( "Look at the unit circle, recall that the cosine function is the

coordinate, and note that 85 degrees is 5 degrees ahead of 90 and 95 degrees is 5 degrees past 90.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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$\"The$

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