Question

find the product using identity (p-1/p)^2​

Answer 1

Answer:

p²+1/p²-2

Step-by-step explanation:

we have,

(p-1/p)²

as we know, (a-b)² = a²+b²-2ab

so, (p-1/p)² = p²+1/p²-2×p×1/p

= p²+1/p²-2 ...ans.