Question

x(x^2-1) +7 ( x ^2-1) factories plz please answer fast emergency ​

Answer 1

Answer:

$\huge{\boxed{\rm{\pink{(x+1)(x-1)(x+7)}}}}$

Step-by-step explanation:

Given expression is x(x²-1)+7(x²-1)

=>(x²-1)(x+7)

=>(x+1)(x-1)(x+7)

x(x²-1)+7(x²-1)=(x+1)(x-1)(x+7)