selenarose56751 selenarose56751
  • 04-01-2018
  • Mathematics
contestada

How to find cot of 60 given sin and tan of 30?

Respuesta :

Аноним Аноним
  • 04-01-2018
use tan 2x  = 2tan x / (1 - tan^2x)

so tan 60  =  2 tan 30 / 1 - tan^2 30 =   1.7321

cot 60  = 1 / 1.7321 = 0.5774   Answer
Answer Link

Otras preguntas

what is an object that helps explain ideas about the natural world
is it true or false When the General Court was first created, towns had the right to send their own representatives to the General Court.
The first inhabitants of Oceania are believed to have come from which continent? Europe Asia Africa South America
What is 1,537 x 242?
2g - 3 = 35??? help !?
A car traveling in a straight line has a velocity of 3.79 m/s at some instant. After 5.4 s, its velocity is 11.9 m/s. What is its average acceleration in this t
which is bigger 21/23 or 29/32
When using direct quotations in your writing, which of the following should be placed outside the set of quotation marks? A. Question mark B. Period C. Semicolo
The Constitution creates different lengths of terms for representatives and senators. Write two to four sentences that explain the pros and cons of shorter and
what is 3/16 in decimal form