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VGS PUBLICATION-BRILLIANT(TELUGU)-త్రికోణమితి-Exercise
- tan theta = 1 / sqrt 3 అయిన 7 sin^(2) theta + 3 cos^(2) theta=
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- cos^(2) theta 0^(0) + cos^(2) theta 60^(0)=
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- sec^(2) theta . Cos^(3) theta=
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- A, B లఘుకోణాలైన sin ( A -B)=1/2, sin A = 1/2 అయిన B=
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- Delta ABC లో a=3, b=4, c=5 అయిన cos A=
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- sec A . Sqrt (1-sin^(2) A)+
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- sec^(2) 35^(0) - cot^(2) 55^(0)=
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- sin 18^(0) / cos 72^(0)=
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- 180^(0) < theta < 270^(0) అయిన theta ఉండు పాదము
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- sin theta . cos theta =K అయిన sin theta + cos theta =
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- tan^(2) 60^(0) +2 tan^(2) 45^(0)=x tan 45^(0) అయిన x=
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- ( sin^(2) 47^(0)) + sin^(2) 43^(0) =
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- sqrt ( 1+tan^(2) theta) / sqrt ( 1+cot^(2) theta) =
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- tan^(2) theta . cot^(2) theta =
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- sin 240^(0)=
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- (1+ cot^(2) 45^(0))^(2)=
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- 1-tan^(2) 30^(0) // 1+tan^(2) 30^(0)=
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- cosec^(2) theta // cot theta - cot theta=
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- sqrt ( ( sec x + tan x) //sec x - tan x) )=
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- 4 sin 30^(0).sec60^(0) = x tan 45^(0) అయిన x=
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