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Value of cos 270° and how it is ?? |
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Answer» Galti se mistake ho jati hai It\'s OK chill devil Koi na devil Mana ek bar pad tha but yad nahi a rha tha Galti ho gyi yar maf kar do Ha me galat hu Kya devil kyu wrong answer de rahe ho??? Can u explain how it is so plz bahi You will learn more about in class 11 It is 1 .... Because cos 270= cos (180+90) ... Cos 180 = -1 , in this case cos will be negative. Thus cos 270 = -1 × -1 = 1 ... 0 |
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