Recent questions and answers in Trigonometry

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Express the trigonometric ratio of sin A and sec A and tan A in terms of cot A.

answered Mar 27 in Trigonometry by AshwinKumar (18.5k points)

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Trigonometry

asked Mar 15 in Trigonometry by Tobiken (70 points)

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Prove that (sin θ - cos θ + 1)/(sin θ + cos θ - 1) = 1/sec θ - tan θ

answered Mar 3 in Trigonometry by AshwinKumar (18.5k points)

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find the value of cos-1 3/5+cos-14/5

answered Feb 21 in Trigonometry by khadarabad (1.5k points)

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If \( \cos \theta-\sin \theta=\sqrt{2} \sin \theta \), then \( \cos \theta+\sin \)

answered Feb 21 in Trigonometry by SouptakBanerjee (37.3k points)

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4. निम्नांक्ति चित्रो में \( x \) का मान बताइए। (i)

asked Feb 16 in Trigonometry by manju0213 (20 points)

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tan3A.tan2A.tanA

asked Feb 16 in Trigonometry by amresh8597 (20 points)

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\( \frac{\sec \theta+\tan \theta}{\sec \theta - \tan \theta}=1+2 \tan ^{2} \theta+2 \sec \theta \cdot \tan \theta \)

answered Jan 16 in Trigonometry by AshwinKumar (18.5k points)

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\( \frac{\sec \theta+\tan \theta}{\sec \theta - \tan \theta}=1+2 \tan ^{2} \theta+2 \sec \theta \cdot \tan \theta \)

answered Jan 16 in Trigonometry by AshwinKumar (18.5k points)

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Maximum and minimum value

answered Jan 2 in Trigonometry by khadarabad (1.5k points)

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\( \cos 30^{\circ} \cdot \cos 45^{\circ}-\sin 30^{\circ} \cdot \sin 45^{\circ} \)

answered Jan 2 in Trigonometry by AshwinKumar (18.5k points)

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74. यदि \( x=4 t, y=\frac{-}{t} \) तो \( \frac{{ }^{2}}{d x}= \) (A) \( \frac{1}{t^{2}} \) (B) \( \frac{4}{t^{2}} \) (C) \( \frac{t}{4} \) (D) \( \frac{-1}{t^{2}} \) 75. \( \frac{d \cos ^{-1}(\sin x)}{d x}= \) (A) -1 (B) \( \frac{1}{\sqrt{1-x^{2}}} \) (C) 1 (D) 0 76. \( \frac{d \sin (\sqrt{x})}{d x}= \) (A) \( \frac{2 \cos \sqrt{x}}{\sqrt{x}} \) (B) \( \frac{\cos \sqrt{x}}{\sqrt{x}} \) (C) \( \frac{\cos \sqrt{x}}{2 \sqrt{x}} \) (D) \( \frac{\cos \sqrt{x}}{2} \) 77. \( \frac{d(2+\cos 2 x)}{d x}= \) (A) \( 1-\sin 2 x \) (B) \( 2 \sin 2 x \) (C) \( -2 \sin 2 x \) (D) \( 2 \sin ^{2} x \) 78. \( \int_{2}^{3} \frac{1}{x} d x= \) (A) \( \log 6 \) (B) \( \log \frac{3}{2} \) (C) \( \log \frac{2}{3} \) (D) 0 79. \( \int \frac{\sin ^{-1} x}{\sqrt{1-x^{2}}} d x \) (A) \( \frac{1}{2}\left(\sin ^{-1} x\

asked Dec 31, 2024 in Trigonometry by divya0832 (15 points)

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To find the value of sin theta

answered Dec 26, 2024 in Trigonometry by AshwinKumar (18.5k points)

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3. यदि \( p \sin \theta=q \cos \theta \), तो \( \operatorname{cosec} \theta \) का मान होगा (4) \( \frac{\sqrt{p^{2}+q^{2}}}{q} \) (b) \( \frac{\sqrt{p^{2}+q^{2}}}{p} \) (c) \( \frac{p}{\sqrt{p^{2}+q^{2}}} \) (d) \( \frac{q}{\sqrt{p^{2}+q^{2}}} \)

answered Dec 25, 2024 in Trigonometry by khadarabad (1.5k points)

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एक सड़क के दोनों ओर आमने - सामने दो मकान हैं , जिनकी ऊँचाइयाँ क्रमशः 8 मीटर और 15 मीटर हैं ।

answered Dec 23, 2024 in Trigonometry by AshwinKumar (18.5k points)

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\( \tan 1^{\circ} \tan 2^{\circ} \tan 3^{\circ} \ldots \tan 88^{\circ} \tan 89^{\circ} \) का मान होगा

answered Dec 21, 2024 in Trigonometry by AshwinKumar (18.5k points)

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In triangle ABC . Angle of A =50⁰,Angle B =70⁰ AB =6 cm .

answered Dec 20, 2024 in Trigonometry by YashikaPatil (41.2k points)

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Maxima and minima

asked Dec 7, 2024 in Trigonometry by Lostboy001 (15 points)

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1. 1 + tan^2 θ = sec^2 θ 2. The principal solution of tan x = 1 is π/4 only.

answered Nov 29, 2024 in Trigonometry by SadhuJosika (50.3k points)

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1. The value of sin 180° is 0. 2. The maximum value of tan x always equal to 1.

answered Nov 29, 2024 in Trigonometry by SadhuJosika (50.3k points)

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