Anusha A.

asked • 05/08/24

Rewrite sin (x - 4π/3) in terms of sin (x) and cos (x).

This is for my pre calculus class.

1 Expert Answer

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Mark M. answered • 05/08/24

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sin(x - 4π/3) = sinx cos(4π/3) - cosx sin(4π/3) = -(1/2)sinx + (√3/2)cosx

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James S.

tutor
Isn't the first term: -(1/2)*sin(x)?
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05/13/24

Mark M.

tutor
Isn't that what I posted??
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05/13/24

James S.

tutor
The minus sign is on a different line than the final value.
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05/13/24

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