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Popular >

simplify sin(90+a)

Solution

simplify

sin (9 0^{\circ} + a)

Solution

cos (a)

Solution steps

sin (9 0^{\circ} + a)

Rewrite using trig identities

= cos (a)

Popular Examples

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simplify cos(90+θ)simplify

cos (9 0^{\circ} + θ)

Frequently Asked Questions (FAQ)

What is sin(90+a) ?
The solution to sin(90+a) is cos(a)