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 are the solution of the equation 2|×+7|-3=5

Imagine you have a friend who does not know much about programming or HTML, but wants to design his own web page. He has decided to use rapid development tools

How does the declaration of independence shape Americans’ understanding of the ideals on which our nation was based?

On July 1, 2017, Ling Co. pays $15,360 to Sunland Company for a 2-year insurance contract. Both companies have fiscal years ending December 31. For Sunland Comp

What is the theory of land masses on earth being one Supercontinent? Your answer: Hollow Theory Pangea Theory Flat Theory Round Theory

Can you summarize in your own words

Let u =(3,4). What is 3u? (6,7) (6,12) (9,7) (9,12)

how do you write this in number form six million, four hundred fifty-two thousand, five hundred sixty-six

What activities are the most likely to infect your computer vith a virus? Check all that apply. downloading content over the Internet visiting unknown websites

The model represents an equation. What value of x makes the equation true? A) −3 B) −9 C) 3 D) 9