document.write( "Question 675197: If sin(a + b) = 1 and tan(a) = 0, then tan(b) is
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\n" ); document.write( " (b) 1
\n" ); document.write( " (c) 0
\n" ); document.write( " (d) 1/4
\n" ); document.write( " (e) 1/2
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Algebra.Com's Answer #419644 by Alan3354(69443)\"\" \"About 
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If sin(a + b) = 1 and tan(a) = 0, then tan(b) is
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\n" ); document.write( "tan(a) = 0 --> a = 0, pi --> sin(a) = 0 --> a = 0
\n" ); document.write( "b = pi/2
\n" ); document.write( "tan(pi/2) = undefined
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