Question

factorise step by step
I would mark as brainiest​

Answer 1

Answer:

(a^4-3)-4a^4

Step-by-step explanation:

(a^4)²-2(3xa^4)+(3)²-4a^4

(a^4-3)²-4a^4

hope it helps you

please mark it as brainliest

Answer 2

answer

a^8+9-10a^4

((a^4)^2+(3)^2)-10a^4)