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PREMIERS PUBLISHERS-TRIGONOMETRY-SOLUTION TO EXERCISE 3.9
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- The angles of a triangle ABC, are in Arithmetic progression and if b :...
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- In a DeltaABC, if cos C = (sin A)/(2 sin B), show that the triangle is...
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- In a triangleABC, " prove that "(sin B)/(sin C)=(c-a cos B)/(b-a cos C...
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- In a DeltaABC, angleA = 60^(@), prove that b + c = 2a cos ((B - C)/(2)...
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- In a DeltaABC, prove that a sin ((A)/(2) + B) = (b + c) sin ""(A)/(2...
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- In a DeltaABC, prove that a ( cos B + cos C) = 2 (b + c) sin^(2)""(A...
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- In a DeltaABC, prove that (a^(2) - c^(2))/(b^(2)) = (sin (A - C))/(s...
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- In a DeltaABC, prove that (a sin(B - C))/(b^(2) - c^(2)) = (b sin (C...
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- In a DeltaABC, prove that (a + b)/(a - b) = tan ((A + B)/(2)) cot ((...
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- In DeltaABC, prove that (a^(2) - b^(2) + c^(2)) tan B = (a^(2) + b^(2)...
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- An Engineer has to develop a triangular shaped park with a perimeter ...
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- A rope of length 12 m is given. Find the largest area of the triangle ...
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- Derive projection formula from Law of sines
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- Derive projection formula from Law of cosines
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