ఒకవేళ  , అయితే , అప్పుడు √2 sin x దేనికి సమానం?

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CDS Elementary Mathematics 3 Sep 2023 Official Paper
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  1. sin θ + cos θ
  2. sin θ - cos θ

Answer (Detailed Solution Below)

Option 1 : sin θ + cos θ
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ఇచ్చినది:

tan x = ,

ఉపయోగించిన  సూత్రం:

1. tan θ = 

2. sin θ =  

3. sin2θ + cos2θ = 1

గణన:

పైథాగరస్ సిద్ధాంతం ద్వారా

⇒ H =

⇒ H =

⇒ H = =

పటం ప్రకారం

sin x = x = sinθ + cosθ

sin x విలువ sinθ + cosθకి సమానం.

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