Question

4.5mu2-3mu2.(2018 mu0+3mu2)

giup minh voi minh can gap

Answer 1

=4*25-9(1+3^2)

=100-9*10

=10

Answer 2

`4*5^2 -3^2 (2018^0 +3^2)`

`=4*25-9(1+9)`

`=100-9*10`

`=100-90`

`=10`