Question

Resolva a equação de incognita T
4t² - 4bt + b² = d²

Answer 1

a:4
b:4
c:1
4t² - 4bt + b² = d²
Δ:16-4*4*1
Δ:0
x1:-16+√0 / (2*4) => -16+0/8=-16/8=-2

x2=-16√0/(2*4)=>-16-0/8=-16/8=-2

s{-2,-2}