Question

10th Std Maths part1​

Answer 1

Step-by-step explanation:

Given,

alpha = 2+√7.

beta = 2-√7.

As we know that, to form a quadratic equation the formula is=

x^2 -(alpha +beta)x + alpha×beta =0.

; x^2 - (2+√7+2-√7)x + (2+√7 × 2-√7) = 0.

; x^2 -4x -3 = 0.