Trigonometry Of The Right Triangle Worksheet Page 10
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10M126 Worksheet 6.1 - Inverse Circular Functions
Name___________________________
Find the exact value of the real number y.
1)
3
a) y = sin -1
b) y = arcsec (1)
c) y = arctan 1
2
Use a calculator to give the value to the nearest degree.
2)
a) θ = cos -1 (.8910)
b) θ = tan -1 (2.2460)
Use a calculator to give the real number value.
3)
c) y = cot -1 (2.5181552)
a) y = sin -1 (-.4848)
b) y = arcsec (2.8842912)
Evaluate the expression.
4)
π
1
a) arccos cos
b) cos arcsin
2
4
u
Write tan cos -1
as an algebraic expression in u, u > 0.
5)
3
1
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