Question

Hey! Briancians

Find the quadratic equation with rational coefficients when one root is 1/(2 + √5)

Answer with quality no need improper answers !!!!!



​

Answer 1

Answer:-

• 1 root is αlpha = 1/(2 + √5) = √5 – 2

And, βeta = 1/(2 – √5) = -√5 – 2

• Roots form αlpha + βeta = -4 and roots αlpha βeta =  -1

• (So, x2 + 4x – 1 = 0)

Answer 2

Answer:

hiii

sinchan here

hope this answer helps you...

thank you