Question

Rezolvati in R ecuatia: (x+2)^2=8(3x+8)

Answer 1

x^2+2*x*2+2^2=24x+64
x^2+4x+4=24x+64
x^2+4x-24x=64-4
x^2-20x=60
a=1 b=-20 c=0
Delta=(-20)^2-4*1*0
=400
x1=(20+20)/2=20
x2=(20-20)/2=0