What is the difference of (5 + 3i) and (2 + 9i)?

Write a fraction less than 1, which has a denominator of 6 and is greater than 3/4 plz answer !

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

Use the second shift theorem to find the inverse laplace transform of (e^−3s) / (s^2 + 2s − 3)