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)
