AP EAMCET · Maths · Trigonometric Ratios & Identities
If then the value of
- A
- B
- C
- D
Answer & Solution
Correct Answer
(D)
Step-by-step Solution
Detailed explanation
Given, cos(θ1)+ cos(θ2)+cos(θ3)+ cos(θ4)=-4 We know that, 1≤cos(θ)≤1 cos(θ1)=-1,cos(θ2)=-1,cos(θ3)=-1,cos(θ4)=-1 θ1=π= θ2= θ3= θ4…
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