Question

(Factorise) a⁴ - 2a² +1​

Answer 1

Answer:

$a^{2} +1$ is the answer

Step-by-step explanation:

$= a^{2} (a^{2} - a^{2} ) + 1 \\ =x^{2} + 1$

( a^2 - a^2 will cut as they have opposite signs )

Hope this answer helped you out , have a nice day