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browncrow825Lv1
8 May 2019
Hi there, please answer my question. It is the following:
If cos(π/6)=√3/2, what is the value of cos(-11π/6)?
Hi there, please answer my question. It is the following:
If cos(π/6)=√3/2, what is the value of cos(-11π/6)?
2 Jun 2021