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Popular >

simplify-sin(θ-90)

Solution

simplify

- sin (θ - 9 0^{\circ})

Solution

cos (θ)

Solution steps

- sin (θ - 9 0^{\circ})

Rewrite using trig identities

= - (- cos (θ))

Apply rule

- (- a) = a

= cos (θ)

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Frequently Asked Questions (FAQ)

What is simplify-sin(θ-90) ?
The solution to simplify-sin(θ-90) is cos(θ)