Question

x2-3x+1=0 then x4-1/x4​

Answer 1

Answer:

If a+b+c=2s , then the value of (s−a)2+(s−b)2+(s−c)2+s2 will be s2−a2−b2−c2 (b) s2+a2+b2+c2 (c) a2+b2+c2 (d) 4s2−a2−b2−c2