Question

Ma puteti ajuta ??¿¿

Answer 1

a) 36 = 4x9 = 2²x3²= 2x2x3x3

60=2x3x2x5

b)57 = 3x19  ; 72 = 2x2x2x3x3

c)105 = 5x3x7  ; 70 = 7x2x5

d)120=2x3x2x2x5  ; 77 = 7x11

e) 50 = 2x5x5  ; 100 = 2x2x5x5

f)33=3x11 ; 99 = 3x3x11

g)45 = 3x3x5  ; 54 = 2x3x3x3 ; 63 = 3x3x7

h)120=2x2x3x2x5  ; 225 = 3x3x5x5  ; 90 = 3x3x2x5

i) 69=3x23 ; 529=23x23  ; 60 = 2x3x2x5