Question

x^2+7x-10 me ajude rapido por favor

Answer 1

Oiii!


Bhaskara:

Δ=b²-4.a.c
Δ=7²-4.1.(-10)
Δ=49-40=1

x=-b+-√Δ/2.a

x'=-7+1/2.1
x'= -6/2=-3

x''=-7-1/2.a=
x''=-8/2=-4