Question

7. Form a quadratic equation whose one roots is 2+V11 and sum of roots is 4. f​

Answer 1

Answer:

let @ and $ are roots.

Given - @=2+√11

and @+$= 4

so $=4-@

=4-(2+√11)

=2-√11

so , @$=(2+√11)(2-√11)

=4-11=-7

we know

x2-(@+$)x+@$=0

x2-4x-7=0