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Popular >

simplify cos(180-B)

Solution

simplify

cos (18 0^{\circ} - B)

Solution

- cos (B)

Solution steps

cos (18 0^{\circ} - B)

Rewrite using trig identities

= - cos (B)

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simplify sin(α-pi/2)simplify

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Frequently Asked Questions (FAQ)

What is cos(180-B) ?
The solution to cos(180-B) is -cos(B)