Mathematics, 21.04.2021 17:00 Gabilop

Which of the following best explains why cosine StartFraction 2 pi Over 3 EndFraction not-equals cosine StartFraction 5 pi Over 3 EndFraction? The angles do not have the same reference angle. A IS WRONG
Cosine is negative in the second quadrant and positive in the fourth quadrant.
Cosine is positive in the second quadrant and negative in the fourth quadrant.
The angles do not have the same reference angle or the same sign.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, alexialoredo625

Anyone know? will mark brainliest if correct

Answers: 1

continue

Mathematics, 21.06.2019 17:00, nakin45

Which expression is equivalent to the expression shown?

Answers: 2

continue

Mathematics, 21.06.2019 19:30, Flaka2809

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

Answers: 1

continue

Mathematics, 21.06.2019 21:50, gamergladiator43

Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent

Answers: 1

continue

You know the right answer?

Which of the following best explains why cosine StartFraction 2 pi Over 3 EndFraction not-equals cos...