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

If a line is perpendicular to another, and one slope is -2, what is the slope of the other line

Chemistry is the science of materials, their composition and structure and the changes they undergo, we study chemistry because

Write each ratio as a fraction in simplest form. The explain it’s meaning.

What is the sum of the geometric series in which a1 = 4, r = 3, and an = 324? Hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to

The service industry represents ________ of the value of the u.s. economy.

Find the explicit formula and the type of function X Y -2 -1 -1 -3 0 -5 1 -7 2 -9

When a factor is controlled by setting it to three levels, the particular factor is of no interest to the researcher?

Four elements make up about 96% of the mass of the human body. which are those four elements? (choose all that apply.) four elements

A rectangle is no more than six inches wide, and its perimeter measures 28 inches. At least how long is the rectangle?

How did lavoisier revolutionize the science of chemistry?