Emily drops a stone from rest off a high bridge into a river. What is the speed of the stone after 5 seconds. ( neglect air resistance so g=-9.8 m/s^2)? First person to answer gets the brainliest

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