Express the following in terms of trigonometric ratios of acute angles: a. sin 240 b. sin (80)
Question:
Express the following in terms of trigonometric ratios of acute angles:
a. sin 240°
b. sin (−80°)
c. sin (−200°)
d. sin 300°
e. sin 460°
f. cos 110°
g. cos 260°
h. cos (−50°)
i. cos (−200°)
j. cos 545°
k. tan 100°
l. tan 325°
m. tan (−30°)
n. tan (−175°)
o. tan 600°
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a sin 240 To express sin 240 in terms of trigonometric ratios of acute angles we need to find an equivalent acute angle within the range of 0 to 90 that has the same sine value We can subtract multipl...View the full answer
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Related Book For
Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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