Question

a^4-4 factorize it please

Answer 1

Answer:

refer attachment

#anshika

#follow me

Answer 2

We will be using a² - b²=(a + b)(a - b) here.

(a²)² - 2² = (a² + 2)(a² - 2)

Further factorizing it over reals,

(a² + 2)(a + √2)(a - √2)

If we further factorize it over complex,

(a + √2i)(a - √2i)(a + √2)(a - √2)

Mark as good answer.