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DAU CORONITA!
Rezolvati ecuatile: a) x*3-6=√576
b) xla uterea4=18
c)5*x la puterea2=125
d) 99-x=11*√81
*= ori,inmultire


Răspuns :

a) x*3-6=√576
3x-6=24
3x=30
x=10

b) x⁴=18
x²=3√2
x=√(3√2)

c)5*x²=125
x²=25
x=5
x=-5

d) 99-x=11*√81
99-x=99
x=0