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CBSE Class 10 Answered

sinx - cosx = root2 find tanx
Asked by tarunn250 | 24 Sep, 2019, 10:45: PM
answered-by-expert Expert Answer
sinx - cosx = √2
 
(sinx - cosx)2 = 2
sin2 x + cos2 x - 2sinx cosx = 2
1 - sin2x = 2
sin 2x = -1
Using formula begin mathsize 16px style sin 2 straight x space equals space fraction numerator 2 tanx over denominator 1 minus tan squared straight x end fraction end style
find tan x
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