Question

Номер 552
Пжжж помогите

Answer 1

10²-7²=10•10-7•7=100-49=51
5³-5²=5•5•5-5•5=125-25=100
42²:14-4²•6=1764:14-16•6=30
8³:4²-2³=8•8•8:4•4-2•2•2=512:16-8=24
25²:(24²+7²)=625:(576+49)=625:625=1
10³-10³+9³=1000-100+729=1629

Answer 2

Молодец