Question

x²+14x+49=0 me ajudem <><><><>

Answer 1

2x+4x=0-49
6x=-49
x=49/6

Answer 2

Δ=196-4×1×49
Δ=196-196
Δ=0

x'=-14+0÷2
x'=-7

x''=-14-0÷2
x''=-7