CBSE Board Exam Paper
March 2020
Mathematics Standard
Trigonometric Questions
SET. 1
Q. 8.
The distance between the points (a cos θ + b sin θ, 0) and (0, a sinθ – b cos θ) is.....
The distance between the points (a cos θ + b sin θ, 0) and (0, a sinθ – b cos θ) is.....
Q. 14.
(cos80°/sin10°) + (cos59°/sin31°) = .........
(cos80°/sin10°) + (cos59°/sin31°) = .........
Q.15
Find the value of
[ sin² θ + 1/ (1 + tan²θ)]
Find the value of
[ sin² θ + 1/ (1 + tan²θ)]
Or
Find the value of
(1 + tan²θ) (1 – sinθ) (1 + sin θ) equals to ........
(1 + tan²θ) (1 – sinθ) (1 + sin θ) equals to ........
Q. 32
if sin θ + cos θ = √3 then prove that tan θ + cot θ = 1
if sin θ + cos θ = √3 then prove that tan θ + cot θ = 1
SET. 3
Q.15
(2.cos67°/sin23°) – (tan50°/cot50°) – cos0° = ..............
Q.34
[(cosθ + cosecθ – 1)/(cosθ + cosecθ – 1)] = [(1 + cosθ)/sinθ]
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