Question

if p= root2 - 1, then find the value of (p-1/p)power3
​

Answer 1

Answer:

-root2

Step-by-step explanation:

P=root2-1

p-1=root2-1-1=root2-2

p-1/p= root2-2/root2-1

root2-2×root2+1/root2-1×root2+1

2+root2-2root2-2/2-1

-root2/1= -root2