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\(\sin(45^o+\theta)\cos(45^o\theta) \) is equal to:
\(9\sec^2\theta9\tan^2\theta \) is equal to:
If \(\sin A=\dfrac{8}{17} \) and \(A \) is acute, then \(\cot A \) is equal to:
\((cosec^2\ 72^o\tan^2\ 18^o) \) is equal to:
If \(x=\sec\theta+\tan\theta \), then \(\tan\theta \) is equal to:
\(\tan^2\theta\sin^2\theta \) is equal to:
If \(\cos\theta\sin\theta=1 \), then the value of \(\cos\theta+\sin\theta \) is equal to:
\(\dfrac{1+\tan^2\theta}{1+\cot^2\theta} \) is equal to:
\((\sec^210^o\cot^280^o) \) is equal to
The value of \(\sqrt{\dfrac{1+\cos\theta}{1\cos\theta}} \) is:
\(\dfrac{\sin\theta}{1+\cos\theta} \) is equal to:
If \(x=a\cos\alpha \) and \(y=b\sin\alpha \), then \(b^2x^2+a^2y^2 \) is equal to
and
\(\sqrt{(1+\sin\theta)(1\sin\theta)} \) is equal to:
The value of expression \(\left[\dfrac{\sin^222^o+\sin^268^o}{\cos^222^o+\cos^268^o}+\sin^263^o+\cos63^o\sin27^o\right] \) is:
If \(\cos9\alpha=\sin\alpha \) and \(9\alpha<90^o \), then the value of \(5\alpha \) is:
In the given figure, \(\angle ACB=90^o,\angle BDC=90^o,CD=4\ cm,\ BD=3\ cm,\ AC=12\ cm,\cos A\sin A \) is equal to:
If \(\cot A=\dfrac{12}{5} \), then the value of \((\sin A+\cos A)\ x\ cosec\ A \) is:
\(\cos1^o,\cos2^o,\cos3^o,â€¦..\cos180^o \) is equal to:
\(5\ cosec^2\theta5\cot^2\theta \) is equal to:
If \(\sin\theta=\cos\theta \), then value of \(\theta \) is:
\(9\sec^2\theta9\tan^2\theta \) is equal to:
If \(\sin\theta+\sin^2\theta=1 \), the value of \((\cos^2\theta+\cos^4\theta) \) is
In the figure, if D is the midpoint of BC, the value of \(\dfrac{\cot y^0}{\cot x^0} \) is:
If \(cosec\ \theta=\dfrac{3}{2} \), then \(2\ (cosec^2\theta+\cot^2\theta) \)
In the figure, if PS = 13 cm, the value of tan a is equal to :
If \(x=3\sec^2\theta1,\ y=\tan^2\theta2 \), then \(x3y \) is equal to:
\((\sec A+\tan A)\ (1\sin A) \) is equal to:
If \(\sec\theta\tan\theta=\dfrac{1}{3} \), the value of \((\sec\theta+\tan\theta) \) is
The value of \(\dfrac{\cot45^o}{\sin30^o+\cos60^o} \) is equal to:
If \(\cos2\theta=\dfrac{\sqrt3}{2};0<\theta<20^o \). Then the value of \(\theta \) is:
\(\Delta \)ABC is a right angled at A, the value of tan B x tan C is :