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a) (x+2)²=16

b) (x-3)=6

c) (x+1)²=1=8

d) (x+5)-2=1

e) (x+√3)²=27

f) (x-√2)²=8

g) (x+√2)²=3+2√2



Răspuns :

a) (x+2)^2=16=4^2 =>  x+2=4   x=2
b)x-3=6 =>x=9

b)x=3+6
x=9
c)x+3=1
x=-2