Q.1
The value of sec4A(1 - sin4A) - 2tan2A is?
Q.2
If $${\text{co}}{{\text{s}}^4}\theta - {\sin ^4}\theta = \frac{2}{3}{\text{,}}$$     then the value of $${\text{2co}}{{\text{s}}^2}\theta - 1$$   is?
Q.3
If $$\pi \sin \theta = 1,$$   $$\pi \cos \theta = 1{\text{,}}$$   then the value of $$\left\{ {\sqrt 3 \tan \left( {\frac{2}{3}\theta } \right) + 1} \right\}$$     is?
Q.4
If in a triangle ABC, sinA = cosB then the value of cosC is?
Q.5
If $$\sec \theta - \tan \theta = \frac{1}{{\sqrt 3 }}{\text{,}}$$    the value of $$\sec \theta $$ . $$\tan \theta $$  = ?
Q.6
If $$\frac{{\cos \theta }}{{1 - \sin \theta }}$$   + $$\frac{{\cos \theta }}{{1 + {\text{sin }}\theta }}$$   = 4, then the value of $$\theta \left( {{0^ \circ } < \theta < {{90}^ \circ }} \right)$$   is?
Q.7
If sec15θ = cosec15θ (0° < θ < 10°) then the value of θ is?
Q.8
If θ is positive acute angle and 7cos2θ + 3sin2θ = 4, then value of θ is?
Q.9
The least value of tan2x + cot2x is?
Q.10
If $$\sin \theta - \cos \theta = \frac{7}{{13}}$$    and $${0^ \circ }{\text{ < }}\theta {\text{ < }}{90^ \circ }{\text{,}}$$   then the value of $$\sin \theta $$  + $${\text{cos}}\theta $$  is?
Q.11
If sinθ × cosθ = $$\frac{1}{2}{\text{,}}$$ Then the value of sinθ - cosθ is where 0° < θ < 90°.
Q.12
The value of cos220° + cos270° = ?
Q.13
The value of (cosec a - sin a)(sec a - cos a)(tan a + cot a) is?
Q.14
The value of θ(0 ≤ θ ≤ 90°) satisfying 2sin2θ = 3cosθ is?
Q.15
a, b, c are the lengths of three sides of a triangle ABC. If a, b, c are related by the relation a2 + b2 + c2 = ab + bc + ca, then the value of (sin2A + sin2B + sin2C) is?
Q.16
If tanθ = tan30° .tan60° and θ is an acute angle, then 2θ is equal to?
Q.17
If 7sin2θ + 3cos2θ = 4, then the value of secθ + cosecθ is?
Q.18
The value of $$\left( {\frac{{\sin \theta + \sin \phi }}{{\cos \theta + \cos \phi }} + \frac{{\cos \theta - \cos \phi }}{{\sin\theta - \sin\phi }}} \right)$$       is?
Q.19
If cos2x + cos4x = 1, then tan2x + tan4x = ?
Q.20
Find the value of, 8cos10°. cos20°. cos40° = ?
Q.21
The value of $${\text{se}}{{\text{c}}^2}{17^ \circ }$$  - $$\frac{1}{{{\text{ta}}{{\text{n}}^2}{{73}^ \circ }}}$$  - $$\sin {17^ \circ }$$ $$\sec {73^ \circ }$$  is?
Q.22
If $$\theta $$ is a positive acute angle and $${\text{4}}{\sin ^2}\theta $$   = 3, then the value of $${\text{tan}}\theta $$  - $$cot\frac{\theta }{2}$$  is?
Q.23
If $${\text{tan }}\alpha = 2,$$   then the value of $$\frac{{{\text{cose}}{{\text{c}}^2}\alpha - {\text{se}}{{\text{c}}^2}\alpha }}{{{\text{cose}}{{\text{c}}^2}\alpha + se{c^2}\alpha }}$$   is?
Q.24
Find the value of sin225° + sin265° + coses257° - tan233° = ?
Q.25
If $${\text{tan}}\theta = \frac{4}{3}{\text{,}}$$   then the value of $$\frac{{3\sin \theta + 2\cos \theta }}{{3\sin \theta - 2\cos \theta }}$$    is?
Q.26
The value of coses260° + sec260° - cot260° + tan230° will be?
Q.27
In a ΔABC, if 4∠A = 3∠B = 12∠C, find ∠A?
Q.28
If θ is a acute angle and sin(θ + 18°) = $$\frac{1}{2}{\text{,}}$$ then the value of θ in circular measure is?
Q.29
The value of $${\text{cot1}}{{\text{7}}^ \circ }$$ $$\left( {\cot {{73}^ \circ }\,{{\cos }^2}{{22}^ \circ }\, + \frac{1}{{\cot {{17}^ \circ }se{c^2}{{68}^ \circ }}}} \right)$$       is?
Q.30
θ is the positive acute angle and sinθ - cosθ = 0, then the value of secθ + cosecθ is?
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