Skip to content / Đến nội dung
ThichHocToan.com

ITMC 2018 Grade 11 National Preliminary set01 Question 5

ITMC · ITMC 2018 Grade 11 National Preliminary set01

Question 5

Which of these values is the largest negative real number? Angles are in radians.
  1. $\cos2$
  2. $\cos3$
  3. $\cos4$
  4. $\cos5$
  5. $\cos6$