how do i enter cos to the negative 1?

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how do i enter cos to the negative 1?

Guest Jul 29, 2014

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Best Answer

+118608

+5

inverse cos is the same as arc cos

so use 'acos'

Melody Jul 29, 2014

1⁺⁰ Answers

+118608

+5

Best Answer

inverse cos is the same as arc cos

so use 'acos'

Melody Jul 29, 2014

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