1. tan 1
Input :
tan 1
Decimal approximation:
1.5574077246549022305069748074583601730872507723815200383839…
Property:
tan 1 is a transcendental number
Triangle :
width cos 1 0.540302
height sin 1 0.841471
Alternate forms :
sin 2
1 cos 2
Number line:
1.2 1.4 1.6 1.8 2.0
Continued fraction :
1; 1, 1, 3, 1, 5, 1, 7, 1, 9, 1, 11, 1, 13, 1, 15, 1, 17, 1, 19, 1, 21, 1, 23, 1, …
Generated Wolfram|Alpha
by (www.wolframalpha.com) November 2011 fromChampaign,
on 29, IL.
1
© WolframAlpha —A Wolfram Research Company
LLC

2. tan(1)
Alternative representations:
1
tan 1
cot 1
Integral representations:
1
tan 1 sec 2 t t
0
Generated Wolfram|Alpha
by (www.wolframalpha.com) November 2011 fromChampaign,
on 29, IL.
2
© WolframAlpha —A Wolfram Research Company
LLC