14y^2-x^2-3xy write in Standard form, then classify the polynomial

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

Provide an example of a trigonometric function and describe how it is transformed from the standard trigonometric function f(x) = sin x, f(x) = cos x, or f(x) tan x using key features.

41/2 - 1 1/3 what is the answer as a fraction?