bjbarrett23
bjbarrett23 bjbarrett23
  • 04-05-2017
  • Mathematics
contestada

Help please trigonometric identities

Help please trigonometric identities class=

Respuesta :

akaleti47
akaleti47 akaleti47
  • 04-05-2017
cot=cos/sin

so, it becomes sin^2+cos^2=1

that proves it
Answer Link
bcalle
bcalle bcalle
  • 04-05-2017
Sin^2x ( 1 + cot^2x) = 1
Change cot^2x to cos/sin
Sin^2x(1+cos^2x/sin^2x))=1
Distribute the sin^2x
Sin^2x + cos^2x = 1
1 = 1
Answer Link

Otras preguntas

HELP!! NOT MUCH TIME LEFT!!! WILL MARK BRAINLIEST Which career pathways are a part of the Manufacturing career cluster? Select all that apply. Manufacturing Pr
Graph 3x-4y = 24 Brainliest to the correct answer as well as 20 points
I do not know what to do!! Please help me with this assignment!
1. What is the mass of the solute contained in 21G. solution with a mass fraction of 0.9% 2. How much water should be added to 24 g of salt to get a solution wi
which expression is a sum of a number and a product A 3+5x B 5x C 5(x-3) D 5+ x -3 PLS HELP
ILL GIVE 13 POINTS TO WHO CAN SOLVE THIS! I NEED AN ANSWER NOW! Mike's Bikes charges an initial fee of $10 to rent a bike +5 dollars per hour (h) of use. If the
MULTIPLE CHOICE QUESTION Evaluate f(x) = 3x - 5, whenx = -1 •f(-1)=8• f(-1) = -8 •f(-1) = 2 •f(-1) = -2 ​
stanley is putting wallpaper strips on his bathroom
What's the background and roles for ENGO?
What is the most important reason to make sure that incident record keeping is tracked? O to comply with the Centers for Disease Control and Prevention (CDC) O