Because they have like-exponents (the exponents of the x is the same number, x^6) you can treat both values sort of like whole numbers. 512x^16 + 1x^16 making it 513x^16. Same thing with the y, it should be 1y^14+ 1y^14 = 2y^14
Which answers have a negative sign and which answers have no negative signs. Put them in the right box that has a negative or no negative sign.
In row Three , the numbers are going by 3 every time and in row 6 the numbers are going by 6 every time.
Its data that is Qualitative Instead of Quantative
