Question

(3х – 4y)² - х4 please factorise it ​

Answer 1

Answer:

(3x-4y)2-×4 =12xy×48xy

Answer 2

Step-by-step explanation:

3x(3x-4y)-4y (3x-4y)-x⁴

9x²-12xy-12xy +16y²-x⁴

9x²-x⁴-24xy +16y²

x²(9-x²) -8y(3x-2y)

(x²-8y) (9-x²) (3x-2y)