Question

(x+1)^4-(x-1)^4 factorise it​

Answer 1

Answer:

$[(x+1)(x+1)-(x-1)(x-1)][(x+1)(x+1)+(x-1)(x-1)]$

Step-by-step explanation:

$[(x+1)^{2}]^{2} -[(x-1)^{2}]^{2} \\=>[(x+1)^{2} -(x-1)^{2} ] [(x+1)^{2} +(x-1)^{2} ]\\=> [(x+1)(x+1)-(x-1)(x-1)][(x+1)(x+1)+(x-1)(x-1)]$