brooklynr1029 brooklynr1029

14-05-2020
Mathematics

contestada

PLEASE HELP !!! Knowing cos (2π/3) =−1/2, find another trigonometric equation in radians from any quadrant that would also equal −1/2.

Respuesta :

amna04352 amna04352

14-05-2020

Answer:

cos(4π/3) = -1/2

Step-by-step explanation:

cos(4π/3) = -1/2

Cos is negative in Quadrants 2 and 3

Answer Link

Otras preguntas

How do I solve thses?

What is the area of a right triangle with a height of 8.9 and a base of 14.3?

"If you develop the absolute sense of certainty that powerful beliefs provide, then you can get yourself to accomplish virtually anything, including those thing

How many even numbers are greater than 202 and less than 405?

What are the pros and cons of being a police detective?

Alex, brad, and carl are partners. the profit and rule sharing rule between them is 4:3:3 in the alphabetical order. the partnership incurs a net loss of $100,0

Should college athletes get paid? Give 8 reasons why college athletes should or should not get paid.

A particle is moving with the given data. Find the position of the particle. a(t) = t2 − 3t + 9, s(0) = 0, s(1) = 20

A success of the articles of confederation was that it

An alternative under consideration involves incurring $50 in costs to generate $60 in revenue. The differential revenue for this alternative is $10.