Question

attached above
help please...urgent

Answer 1

Answer:

k=(1+cosθ)/4

Step-by-step explanation:

sinθ/(1+cosθ) +(1+cosθ)/sinθ=k/2

sinθ*sinθ +(1+cosθ(1+cosθ=k/2

sin²θ+cos²θ+2cosθ+1=k/2

1+1+2cosθ=k/2

2(1+cosθ)=k/2

Thus k=(1+cosθ)/4

Answer 2

Answer:

k = ( 1 + cos∅ ) / 4

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