kallale464 kallale464

02-04-2020
Mathematics

contestada

Solve, finding all the solutions in [O, 2pi).
cot(x) cos(x) + cot(x) = 0

Respuesta :

MathPhys MathPhys

02-04-2020

Step-by-step explanation:

cot(x) cos(x) + cot(x) = 0

cot(x) (cos(x) + 1) = 0

cot(x) = 0 or cos(x) = -1

cot(x) = 0

x = π/2, 3π/2

x ≠ 0, π

cos(x) = -1

x = π

Therefore, the answer is x = π/2, 3π/2.

Answer Link

Otras preguntas

X + 128 = x + 68 find x

this is part 2 of the other question

How much net force is applied to the air plane and what direction will it travel? Force of the engine = 800 N Wind force = 60 N Air friction = 40 N A 900 N to t

Why are mutations a significant component of evolution and natural selection? Answer A Mutations occur when a population needs a new trait to survive. B Mutatio

HELP PLEASE! DID I DO THAT RIGHT?!

Socrates argued that knowledge is virtue and that vice is ignorance. Do you agree or disagree with Socrates?

Write an explicit formula for an, the nth term of the sequence 6,18,54,... Pls help

Nucleic Acid, protein, lipid, and carbohydrate are example of

what is each measure of the rhombus?

Who is waiting for Kurogiri's face reveal?!? I KNOW I AMM (Kurogiri is an Anime Villain from the Hulu series, My Hero Academia)