Question

Exercitile 1 , 5 b c d e f g h si 6 a dau si coronitaa

Answer 1

a)3*28=12*7 ambele sunt egale cu 84
b)31*26=62*13         =cu 806
c)4800*3030=144000*101         = sunt egale cu 14544000
ex5:a)x=2
b)x=10
c)x=6
d)x=10
e)x=10
f)x=12
g)x=15

h)x=30
i)x=6
j)x=18
ex:6
a)F
b)F
c)A
d)F