Question

if x=√3+1/2; find 2x^2-8x+7 solution step by step​

Answer 1

Answer:

x = √3 + ½

x = (2√3 + 1)÷2

Now,

2x² = 2 × ((2√3 + 1)÷2)²

2x² = (2√3 + 1)² ÷ 2

-8x = -8 (2√3 + 1)

Solve it simply...

Ans,

$\frac{19 - 12 \sqrt{3} }{2}$