Question

Multiply (1/3√x-3/2√y)^2

Answer 1

Answer:
`(x)/(9) -√(xy) +(9y)/(4)`

Explanation:

• 
  `(a - b)^2 = a^2 - 2ab + b^2`

`((√(x) )/(3) -(3√(y) )/(2) )^2=((√(x) )/(3) )^2-2*(√(x) )/(3) *(3√(y) )/(2) +((3√(y) )/(2) )^2 = (x)/(9) -√(x) √(y) +(9y)/(4) =(x)/(9) -√(xy) +(9y)/(4)`