1)(m-1)^2=100
(m-1)^2-100=0
(m-1)^2-10^2=0
(m-1-10)(m-1+10)=0
(m-11)(m+9)=0
m-11=0 =>m=11
m+9=0 =>m=-9
2)(y+4)^2-9=0
(y+4)^2-3^2=0
(y+4-3)(y+4+3)=9
(y+1)(y+7)=0
y1=-1; y2=-7
3)(x+6)^2=1
(x+6)^2-1=0
(x+6-1)(x+6+1)=0
(x+5)(x+7)=0
x1=-5; x2=-7
4)(t-9)^2-4=0
(t-9)^2-2^2=0
(t-9-2)(t-9+2)=0
(t-11)(t-7)=0
t1=11; t2=7
5)(x-0,1)^2=0,09
(x-0,1)^2-0,09=0
(x-0,1-0,3)(x-0,1+0,3)=0
(x-0,4)(x+0,2)=0
x1=0,4; x=-0,2
6)(y+0,7)^2=1,44
(y+0,7)^2=1,44=0
(y+0,7-1,2)(y+0,7+1,2)=0
(y-0,5)(y+1,9)=0
y1=0,5; y2=-1,9