cos 300°.tan 135° adalah

cos(300°) tan(135°) = -0.5
sorry Kalo Salah

[tex] \cos(300) = - \frac{1}{2} \sqrt{3} \\ \tan( 135) = - 1 \\ - \frac{1}{2} \sqrt{3} \times - 1 = \frac{1}{2} \sqrt{3} [/tex]