smolpotato52
smolpotato52 smolpotato52
  • 13-02-2021
  • Mathematics
contestada

Factorise 18u²-50y completely.​

Respuesta :

Hrishii
Hrishii Hrishii
  • 13-02-2021

Answer:

[tex] 2(3u + 5 \sqrt{y} )(3u - 5 \sqrt{y} )[/tex]

Step-by-step explanation:

[tex]18 {u}^{2} - 50y \\ \\ = 2[9 {u}^{2} - 25y] \\ \\ = 2[(3 {u})^{2} - (5 \sqrt{y} )^{2} ] \\ \\ = 2(3u + 5 \sqrt{y} )(3u - 5 \sqrt{y} )[/tex]

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