Question

Form a quadratic Equation who’s one root is 1 + root 2

Answer 1

Step-by-step explanation:

Heyaaa!!!!!!!

$\alpha = 1 + \sqrt{2} \\ \beta = 1 - \sqrt{2}$

$\alpha + \beta = 2$

$\alpha \beta = 1 - 2 = - 1$

$we \: know \: the \: formula$

${x}^{2} - ( \alpha + \beta )x + \alpha \beta = 0$

${x}^{2} - 2x - 1 = 0 \\ \\ \\ hope \: it \: helps$