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Evaluate and simplify sin (-15º).

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Evaluate and simplify sin (-15º).

asked Oct 25, 2017 95.6k views

2 votes

Evaluate and simplify sin (-15º).

Mathematics
high-school

7.6k points

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1 Answer

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Note:

sin(-θ) = -sinθ

sin(-15°) = -sin15° Use a calculator

sin(-15°) = -sin15° = -0.2588

sin(-15°) = -0.2588

Mayu answered Oct 31, 2017

by Mayu

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