Which choice is the conjugate of the expression below when x is greater than of equal to 4? √x-4 -5

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y

Select quivalent or not equivalent to indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column.

What is the measure of ac? enter your answer in the box. (4x - 5.5) (5x+25)