1) X^2+11x+24=0
D= 11^2-4*24= 25 в корне= 5
x1= (11-5)/2=3
x2= (11+5)/2=8
2) x^2+x=56
x^2+x-56=0
D=1+4*56= 225 =15
x1= (1-15)/2=-7
x2(1+15)/2=8
3) x^2-x=2
x^2-x-2=0
D=1+4*2=9=3
x1=(1-3)/2=-1
x2=(1+3)/2=2
4) x^2-4x=5
x^2-4x-5=0
D=4^2+4*5=36=6
x1=(-4-6)/2=-5
x2=(-4+6)/2=1
1) X^2+11x+24=0
D= 11^2-4*24= 25 в корне= 5
x1= (11-5)/2=3
x2= (11+5)/2=8
2) x^2+x=56
x^2+x-56=0
D=1+4*56= 225 =15
x1= (1-15)/2=-7
x2(1+15)/2=8
3) x^2-x=2
x^2-x-2=0
D=1+4*2=9=3
x1=(1-3)/2=-1
x2=(1+3)/2=2
4) x^2-4x=5
x^2-4x-5=0
D=4^2+4*5=36=6
x1=(-4-6)/2=-5
x2=(-4+6)/2=1