Question

Ma ajutați si pe mine cu ex 89 va rog e urgent

Answer 1

a) 2•1=(2^3+1^3):(2+1)

=(8+1):3

=9:3

=3

b) 3•(2•0)=3•0

3•0=(3^3+0^3):(3+0)

=(27+0):3

=27:3

=9

c) (10•10)^3=10^3•10^3

10^3•10^3=[(10^3)^3+(10^3)^3]:(10^3+10^3)

=(10^9+10^9):(10^3+10^3)

=(10^9:10^3)+(10^9:10^3)

=10^6+10^6