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Inverses of Trigonometric FunctionsArccosine relation – the inverse of y= cos xArcsine relation – the inverse of y= sin xArctangent relation – the inverse of y= tan x
y= sin x
y= cos x
y= tan x
Solve each equation using chart
• tan x = 1• 45°, 225°, or any angles coterminal with
these angles.• sin x = -1/2• 210°, 330°, or any angles coterminal with
these angles.
Solve each equation using graphing calculator
• tan x = 1• 45°, 225°, or any angles coterminal with
these angles.• sin x = -1/2• 210°, 330°, or any angles coterminal with
these angles.
Solve the triangles described, given the following triangle.
B
c a
A b C
• A = 33⁰, b=5.8 Find B Find a Find c