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Popular >

simplify cos(270+a)

Solution

simplify

cos (27 0^{\circ} + a)

Solution

sin (a)

Solution steps

cos (27 0^{\circ} + a)

Rewrite using trig identities

= sin (a)

Popular Examples

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Frequently Asked Questions (FAQ)

What is cos(270+a) ?
The solution to cos(270+a) is sin(a)