Question

if a=2- root 5/2+ root 5 and b=2+ √ 5/2- √ 5 then find the value of a² -b²



Please send the answer with all the steps and identities written

Answer 1

Answer:

=11/4

Step-by-step explanation:

a=2-root5/2+root5

a=2-(root5/2-root5)

b=2+root5/2-root5

b=2+(root5/2 -root5)