Trigonometry To Formulas List Problems Basic Table Questions

Chapter 8 : Introduction To Trigonometry Table and Formulas List Basic Questions or Problems

2. Relationship between different trigonometric ratios

3. Trigonometric Identities.

4. Trigonometric Ratios of some specific angles.

5. Trigonometric ratios of complementary angles.

1. If Î¸ and 3Î¸-30Â° are acute angles such that sinÎ¸=cos(3Î¸-30Â°),then find the value of tanÎ¸

Ans.cosr9

8. In a right angle triangle ABC,right angled at B, if tanA=1, then verify that 2sinA cosA = 1.

9. If tan (A-B)=âˆš3, and sinA =1, then find A and B.

Ans:90Â°& 30Â°

7. Prove that sinÎ¸/(1-cosÎ¸) + tanÎ¸/(1+cosÎ¸) = secÎ¸cosecÎ¸ + cotÎ¸.

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- Chapter 7 : Coordinate Geometry
- Chapter 1 Real Numbers
- Chapter 2 Polynomials
- Chapter 3: Pair of Linear Equations in Two Variables
- Chapter 6 Lines and Angles
- hapter 14 : STATISTICS
- Chapter 6 : Triangles
- Chapter 8 : Introduction to trigonometry
- Chapter 4: Quadratic Equations
- Chapter 5 : Arithmetic Progressions
- Chapter 9 : Some Applications of Trigonometry
- Chapter 10 : Circles
- Chapter 11 : Constructions
- Chapter 12 : Area Related to Circles
- Chapter 13 : Surface Areas and Volumes
- Chapter 15 : Probability

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