If the radius of a circle is 12cm, what is the diameter of the circle? *

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x.which term can she add to the polynomial that would not change its grestest common factor? check all that apply

Write the expression as a constant , a single trigonometric function, or a power of a trigonometric function. sin x cos x/ tan x