darinsimon darinsimon
  • 23-07-2020
  • Mathematics
contestada

Which of the following has a positive value? sec (2pi/3) tan (2pi/3) cos (2pi/3) csc (2pi/3)

Respuesta :

tramserran
tramserran tramserran
  • 23-07-2020

Answer:  D) csc (2π/3)

Step-by-step explanation:

2π/3 is in Quadrant II

Quadrant II has a negative x-value and a positive y-value.

x-values are: cos & sec

y-values are: sin & csc

tan = y/x so will be negative in Quadrant II

A) sec = -

B) tan = -

C) cos = -

D) csc = +     this works!

Answer Link

Otras preguntas

What do amino acids do? help the body use certain vitamins and create cell energy aid growth, cell replacement, and cell and tissue repair provide energy and he
Which of the following are likely to occur as global temperatures rise? a rise in sea levels massive die-offs of reef communities more severe droughts in some a
Solve the equation for y. 2x + 5y = 5
What factors are important to consider in order to write clearly and effectively
The Atlantic Ocean grows in size due to a?
Explain why photosynthesis and cellular respiration are considered to be paired processes?
Read the excerpt below and answer the question. What a piece of work is a man! how noble in reason! how infinite in faculty! in form and moving how express and
A plane intersecting a cube can create a cross section that is a circle? True or false
All living organisms on earth grow, maintain homeostasis, and undergo cell division. Two types of cell division are binary fission and mitosis. Which claim most
How big are protons compared to electrons