Question

Factorise:
$16 {p}^{4} - 1$
​

Answer 1

Step-by-step explanation:

16p⁴-1

(4p²)²-1²

(4p²+1)(4p²-1)

(4p²+1)[(2p²)-1²]

(4p²+1)(2p+1)(2p-1)