Question

What is the product of (x4−13)⋅(x4+13)?

Answer 1

Answer:

Step-by-step explanation:

(x⁴-13)(x⁴+13)

let here x⁴=a  and   13=b

now, we know that

(a-b)(a+b)

=(a²-b²)

(x⁴-13)(x⁴+13)

=((x⁴)²-(13)²)

=x⁸-169