Maths C4 Trig formulae (OCR MEI)

1. 1Write cos2x in terms of sinx

   1. A1+ 2sin²x
   2. B1-2sin²x
   3. C1+sin²x
   4. D1-sin²x
2. 2Write cos2x in terms of cosx

   1. A2cos²x + 1
   2. Bcos²x -1
   3. C2cos²x - 1
   4. Dcos²x + 1
3. 3Write sin²x in terms of cos2x

   1. A½(1 + cos2x)
   2. B½(1 - cos2x)
   3. C½cos2x
   4. D1 - cos2x
4. 4Write cos²x in terms of cos2x

   1. A½(cos2x + 1)
   2. B½(cos2x - 1)
   3. Ccos2x -1
   4. Dcos2x + 1
5. 5Write cos²x in terms of cos2x

   1. A½(cos2x + 1)
   2. B½(cos2x - 1)
   3. Ccos2x -1
   4. Dcos2x + 1
6. 6Express cos2x in terms of sinx and cosx

   1. Acos²x - sin²x
   2. Bcos²x + sin²x
   3. Csin²x - cos²x
   4. D2cos²x - sin²x
7. 7Express sin2x in terms of sinx and cosx

   1. A2sinxcosx
   2. B2sinx + cosx
   3. C2cosx + sinx
   4. D2(sinx + cosx)
8. 8secx =

   1. A1/cosx
   2. B1/sinx
   3. C1/tanx
9. 9cosecx =

   1. A1/sinx
   2. B1/cosx
   3. C1/tanx
10. 10cotx =

    1. A1/tanx
    2. B1/cosx
    3. C1/sinx

11. 11What is the small angle approximation for sinθ?

    1. Aθ
    2. B2θ
    3. C1 - θ
    4. D1 - 2θ
12. 12What is the small angle approximation for cosθ?

    1. A1 - θ²/2
    2. B1 - θ²
    3. Cθ
    4. Dθ²
13. 13What is the small angle approximation for tanθ?

    1. Aθ²
    2. Bθ
    3. C1 + θ
    4. Dθ - 1

Descrição

Quiz to test the required trig formulae for C4, designed with OCR MEI spec in mind, but probably useful for others

Autor

Tobechi Egole

Idioma

English

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10

Etiquetas

mathsa leveltrigtrigonometrymathematicsmathgcse

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