September 2018 2 67 Report
Minta tolong ya....
Diketahui cos 30⁰ = 0,866, maka nilai cos 330⁰ adalah
a. -0,866
b. 0,866 - 1
c. 0,866 + 1
d. 0,866
yang punya jwaban laen juga gpp kok,, trim

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