Hello, NathanBUK!

The quadratic equation has roots and .

Find the value of:

Also the previous part of the question asks to show

. . which I managed to prove. . . . . Good!

Is there anyway I can use this to answer the question? . . . . Yes!

We know that: .

We have: .

Square: .

. . . .

. . .

. . . . .

. . . . . . .