Trigonometry Test Answers PDF

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Summary

it looks at answers for trigonometry for yr 11 advanced students, providing critical information needed for yr 12...

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7 of 7

Answers 1 A 6 B

2 C 7 A

3 B 8 D

3

2 10 7 2 12 a cosec x 13, 14 Teacher to check.

2 10 2 b sin x

15 a 3rd quadrant

b −

11 a −

b

4 C 9 A

5 B 10 C

c θ = 205°

3 1 , 2 2

16 x = 18.435, 198.435

π  17 a f ( x) = 3 cos x −  2 

b g(x) = tan x – 1

c y = cos (2x)

d f (x) = 1 + sin 3x

18 a Domain (–∞, ∞), range [–1, 1] 2π 19 Amplitude 2, period 3 π 20 θ = 2 21 Period π, amplitude 1, centre –3, phase −

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b Domain (–∞, ∞), range [–5, 5]

π 8

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