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1.5 Trigonometry

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Question 27
a.

Sketch the graph of y=sin⁡(x−30)y = \sin(x - 30)y=sin(x−30) for x x\,x in the interval 0≤x<360∘0 \leq x < 360^\circ0≤x<360∘

[2]
b.

Find all values for x x\,x in the interval 0≤x<360∘0 \leq x < 360^\circ0≤x<360∘, for which

sin⁡(x−30)=0.3 \sin(x - 30) = 0.3 sin(x−30)=0.3

Give your answers to one decimal place.

[4]

1.5 Trigonometry Questions

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