Question

solve this question step by step​

Answer 1

Answer:

Step-by-step explanation:

$3x^4 - (8x^2)^2 + 8(x^2)^2 + (-3x^2)^2\\3x^4 - (64x^4) + 8(x^4) + (9x^4)\\x^4 -64x^4 + 8x^4 + 9x^4\\-61x^4 + 17x^4\\\\= -44x^4$

This was a very strenuous task as typing equations is hard.... So plz mark brainliest.

Have a good day!

Answer 2

Answer:

multiply squares twice! in the given equation..