londonbland16 londonbland16

17-05-2018
Mathematics

contestada

If P(x,y) is the point on the unit circle defined by real number theta, then cot theta

If Pxy is the point on the unit circle defined by real number theta then cot theta class=

Respuesta :

CastleRook CastleRook

26-05-2018

Given that P(x,y) is a point on a unit circle, then:
opposite=y
adjacent=x
but
cot θ=1/tan θ
and
tan θ=opposite/adjacent
then
tan θ=y/x
hence
cot θ=1/(y/x)=x/y

Answer: C] x/y

Answer Link

Otras preguntas

A high school purchases two workbooks for every textbook, and two journals for every workbook. If the school purchases 301 total items, how many of each do they

What is a good argument in favor of the tea act and one argument against the tea act?

why does the Arabian peninsula have small amounts of farming?

John currently has enough money to buy 45 books. If each book cost 10 cents less, John could buy 5 more books. How much money does John have to spend on book? (

Sara has some oranges. She sold 40% more than she ate. If she sold 70 oranges. How many did she eat?

Help with number 3 Thank you

A pair of jeans that originally costs $42 is 25% off.Find the sale price.ASAP PLZ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Which line has the most visual energy and motion? Horizontal, vertical, diagonal, or none of the above

If heroes are a reflection of "who we are as a culture and as people," what does King Arthur reflect? What traits does he show that Western society values?

If 4 times the reciprocal of a number is 3 more than 5/2 times the reciprocal of that number, find the number.