mohammedtheguy mohammedtheguy
  • 13-03-2022
  • Mathematics
contestada

factorise 3-x^2 can’t do it

Respuesta :

semsee45
semsee45 semsee45
  • 13-03-2022

Answer:

(√3 - x)(√3 + x)

Step-by-step explanation:

Use difference of two square formula:

a² - b² = (a - b)(a + b)

So a² = 3  ⇒  a = √3

and  b² = x²  ⇒  b = x

Therefore, 3 - x² = (√3 - x)(√3 + x)

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