Trigonometria
|01) sen2x + cos2x = 1 |02) 1 + tg2x = sec2x |
|03) 1 + cotg2x = cosec2x|04) sen (-x) = -sen x |
|05) cos (-x) = cos x |06) tg (-x) = -tg x|
|07) [pic] |08) [pic] |
|09) [pic]|10) [pic] |
|11) [pic] |12) [pic]|
|13) [pic] |14) [pic] |
|15) [pic]|16) [pic] |
|17) [pic] |18) sen 2x = 2 senx.cos x |
|19) cos 2x = cos2x - sen2x = 1 - 2 sen2x = |20) [pic] |
|= 2 cos2x - 1 | |
|21) [pic] |22) [pic]|
|23) [pic] |24) [pic] |
|25) [pic]|26) [pic] |
|27) [pic] |28) [pic]...
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