Question

a)Daca a=7/9 si b×c=4/5,calculati(a×b)×c
b)Daca a=1 2/3 si b+c=11/15,calculati a×b+ac
Va rog multttttt

Answer 1

a))
= 7/9x4/5= 28/45
b))
a= 5/3
b+C= 11/15
a.b+ac
= a(b+C)
= (5/3)x(11/15)
= 55/45
= 11/9
Sper ca te am ajutat