warddarryl79 warddarryl79

19-04-2021
Mathematics

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Multiply: (1/3sqrtx-3/2sqrty)^2

Respuesta :

jacobEwing jacobEwing

19-04-2021

Answer:

¹/₉x - √(xy) + ⁹/₄y

Step-by-step explanation:

You can expand this the same way you would when squaring any other binomial:

(¹/₃√x - ³/₂√y)²

= ¹/₉x - ¹/₂√(xy) - ¹/₂√(xy) + ⁹/₄y

= ¹/₉x - √(xy) + ⁹/₄y

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