Question

Rápido por favor

Calcule o resultado das expressões numéricas :


[ ( - 3)4: ( - 3)2] + 4 . ( - 5)2=

[ ( + 5)3. ( + 5 )4: ( + 5 )5] - ( - 4 + 2 ) =

20 - 15 : [ 5 - 2 . ( 7 - 6 ) ] =

25 + 30 . { 42 : [ ( + 7 ) . ( - 5 ) + 29 ]} =

Answer 1

[(-3)4:(-3)2] +4.(-5)2

[-12 :(-6)] -20.2

2 -40

-38

[(5)3.(5)4:(5)5] -(-4+2)

[15.20:25] +6

[300:25] +6

12 +6

18

20-15:[5-2.(7-6)]

20-15:[5 -2.1]

20-15:[5 -2]

5:3

1,666...

25+30.{42:[(7).(-5)+29]}

25+30.{42:[-35+29]}

25+30.{42:-6}

25+30.(-7)

25+(-210)

25 -210

-185