Help pls, (20 points and brainlist)

Determine if the equation defines y as a function of x: 2xy = 1. yes o no

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no

What rotation was applied to triangle def to create d’e’f’?