CBSE Class 11-science - Introduction to Trigonometric Functions Videos
Trigonometric identities and problems
Fundamental trigonometric identities and problems based on them. Sign Convention of trigonometric ratios in various quadrants.
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Concept of Negative and Positive Angles
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Trigonometric identities and problems
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Fundamental trigonometric identities and related pro ...
- if cot 4?+cot2?=1 prove that sin4?+ sin2? =1
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clear this doubt
- If A+B+C=pi , then equality of equation (1/2)(cosA cosB + cosB cosC + cosC cosA) must hold: a) <= 3/2. b) >=(-3) c) <=3/8 d) >=(-1)
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Q10
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Solve question no-4
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If the value of cosec x repeats after an interval of 2
,then what is the value of cosec(7
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Pls solve.
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Pls solve
- What is trigonometry
