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AGRAWAL PUBLICATION-INTRODUCTION TO TRIGNOMETRY AND ITS APPLICATIONS-EXAMPLE
- If sinθ+ cosθ= sqrt 3, then prove tanθ + cotθ= 1.
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- Prove that following identity: (cos A)/(1 + sin A) + (1 + sin A)/(cos ...
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- Prove that sec^(2) theta + "cosec"^(2) theta = sec^(2) theta "cosec"^(...
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- If 2 sin^2 theta - cos^2 theta = 2, find the value of theta.
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- The shadow of a tower standing on a level plane is found to be 50 m lo...
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- From a window, 15 m high above the ground, the angles of elevation and...
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- A moving boat is observed from the top of a 150 m high cliff moving aw...
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- An observer 1.5 m tall is 20 sqrt 3 m away from a chimney. The angle o...
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- Two men on either side of a tower 75 m high observe the angle of eleva...
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- The angles of depression of the top and bottom of a 50 m high building...
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- A man standing on the deck of a ship, which is 10 m above water level,...
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- A statue 1.6 m tall, stands on the top of a pedestal. From a point on ...
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- The angle of elevation of an aeroplane from a point A on the ground is...
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- From the top of a 7 m building, the angle of elevation of a top of a c...
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- The angle of elevation of the top of a tower from a certain point is 3...
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- A straight highway leads to the foot of a tower. A man standing at the...
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- The angle of elevation of the top of a building from the foot of a tow...
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- If 1 + sin^2 theta = 3 sin theta cos theta, then prove that tan theta ...
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- From a point on the ground the angles of elevation of the bottom and t...
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- A vertical tower stands on a horizontal plane and is surmounted by a v...
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