Math / TrigonometryQuestion8. Determine the exact value of each trigonometric ratio. a) sin4π3\sin \frac{4 \pi}{3}sin34π b) cos300∘\cos 300^{\circ}cos300∘ c) tan(−570∘)\tan \left(-570^{\circ}\right)tan(−570∘) d) csc135∘\csc 135^{\circ}csc135∘ e) sec(−3π2)\sec \left(-\frac{3 \pi}{2}\right)sec(−23π) f) cot23π6\cot \frac{23 \pi}{6}cot623πStuddy Solutiona) sin(4π/3)=−3/2\sin(4\pi/3) = -\sqrt{3}/2sin(4π/3)=−3/2 b) cos(300∘)=1/2\cos(300^\circ) = 1/2cos(300∘)=1/2 c) tan(−570∘)=−1/3\tan(-570^\circ) = -1/\sqrt{3}tan(−570∘)=−1/3 d) csc(135∘)=2\csc(135^\circ) = \sqrt{2}csc(135∘)=2 e) sec(−3π/2)\sec(-3\pi/2)sec(−3π/2) is undefined f) cot(23π/6)=−3\cot(23\pi/6) = -\sqrt{3}cot(23π/6)=−3View Full Solution - FreeWas this helpful?