Q 1: If tan θ = a/b, find the value of the expression (cos θ + sin θ)/(cos θ  sin θ) Answer:

Q 2: Find the value of tan^{2}B  sin^{2}B if cot B = 12/5 Answer:

Q 3: if cos θ = 3/5, find the value of (sin θ tan θ  1)/2 tan^{2}θ Answer:

Q 4: If cot θ = 1/Ö3, find the value of (1  cos^{2}θ)/2  sin^{2}θ Answer:

Q 5: If tan A = 2, evaluate sec A.sin A + tan^{2}A  cosec A Answer:

Q 6: Evaluate (cosec θ  cot θ)/2 cot θ, when sin θ = 3/5 7/8 3/5 4/3 1/8

Q 7: If tan θ = 4/3, find the value of (3 sin θ + 2 cos θ)/(3 sin θ  2 cos θ) Answer:

Q 8: if sec θ = 5/4, find (sin θ  2 cos θ)/(tan θ  cot θ) Answer:

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