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Popular >

simplify cos(2pift+pi)

Solution

simplify

cos (2 π f t + π)

Solution

- cos (2 π f t)

Solution steps

cos (2 π f t + π)

Rewrite using trig identities

= - cos (2 π f t)

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Frequently Asked Questions (FAQ)

What is cos(2pift+pi) ?
The solution to cos(2pift+pi) is -cos(2pift)