Question

trigonometry solution for trigonometry formu
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Answer 1

Answer:

following are the important formula of trigonometry...

1. sin²∅ + cos²∅ = 1

2. sec²∅ - tan²∅ = 1

3. cosec²∅ - cot²∅ = 1

4. sin∅/cos∅ = tan∅

5. cis∅ /sin∅ = cot∅

6. sin∅. cosec∅ = 1

7. sec∅ .cos∅ = 1

8. tan∅.cot∅ = 1

9. sin(A ±B) = sinA cosB ± cosA sinB

10. SIin2A= 2sinAcosA

Step-by-step explanation:

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Answer 2

Answer:

1. sin²∅ + cos²∅ = 1

2. sec²∅ - tan²∅ = 1

3. cosec²∅ - cot²∅ = 1

4. sin∅/cos∅ = tan∅

5. cis∅ /sin∅ = cot∅

6. sin∅. cosec∅ = 1

7. sec∅ .cos∅ = 1

8. tan∅.cot∅ = 1

9. sin(A ±B) = sinA cosB ± cosA sinB

10. Sin2A= 2sinAcosA