cos⁻¹(-1/2 )
का मुख्य मान ज्ञात कीजिये
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no bro sorry......... answer
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Given : Cos⁻¹(-1/2)
To find : मुख्य मान ज्ञात कीजिये
Solution:
माना y = Cos⁻¹(-1/2)
दोनों तरफ Cos लेने पर
=> Cosy =Cos(Cos⁻¹(-1/2))
=> Cosy = -1/2
हमें ज्ञात है की Cos⁻¹ की मुख्य शाखा का परिषर [0 , π ] होता है
तथा Cos (2π/3) = -1/2
=>Cosy = Cos (2π/3)
=> y = 2π/3
Cos⁻¹(-1/2) का मुख्य मान = 2π/3
और सीखें
cos⁻¹ (½) + 2sin⁻¹(½) का मान ज्ञात कीजिये
https://brainly.in/question/16554597
sin⁻¹(-1 / 2) का मुख्य मान ज्ञात कीजिये
https://brainly.in/question/16549991
Cos ⁻¹ (√ 3 / 2 )
https://brainly.in/question/16549996
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