Question

2) One of the roots of a quadratic equation is 4 -root 7

Find the equation.​

Answer 1

Answer:

let a=4 & b=7

(a+b)= 4+7=11

(a×b)=4×7=28

formula for forming equation is

x^2-(a+b)x+(a×b)=0

therefore,

x^2-11x+28=0

this is equation