I need help on #10 and #11 in geometry please .. (free Brainliest and points)

Through non-collinear points there is exactly one plane.

How many grams the dog will eat in 3 days?

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