roda8nitaD0enee
roda8nitaD0enee roda8nitaD0enee
  • 02-09-2016
  • Mathematics
contestada

Find the exact value of sec(-pi/3).

Respuesta :

HomertheGenius
HomertheGenius HomertheGenius
  • 07-09-2016
sec x = 1 / cos x
cos (- π / 3 ) = 1/2
1/ cos (-π/3 ) =  1 / 1/2 = 1 : 1/2 = 2
Answer Link
epleysj epleysj
  • 17-04-2021

Answer:

-2

Step-by-step explanation:

just checking if it is negative. The expert said 2, but I thought it would be negative. Can someone explain why it isn't negative?

Answer Link

Otras preguntas

List four legacies of the Puritans.
W hich value of x is in the solution set of the following inequality-x + 8 > 641512​
What amount of the Earth’s surface area is covered by water?
geometry question help
Enter the numerator and the denominator of the fraction in simplest form that is equal to 0.998¯¯¯¯¯¯¯¯.
What land was the Crusades fighting over?
#6 An online store receives 15 orders per day. At this rate, how many orders can they expect in the month of September? Round to the nearest tenth or cent when
I need help with the back of the Geometric mean maze :(
A plumber charges a service fee of $40 plus $25 per hour for labor. Write a function rule for the total cost of hiring the plumber for a job that takes x hours.
Which event resulted directly from the growth of railroads in the 19th century?