Question

9- O VALOR DE ? ( COM CALCULO).

Answer 1

√25 - √32 + √25 - √81

32 2

16 2

8 2

4 2

2 2

1

4√2

5-4√2+5-9

10-9-4√2

10-9-4√2

1-4√2

espero ter ajudado

Answer 2

Resposta:

√25 - √32 + √25 - √81

32/2

16/2

8/2

4/2

 2/2

=1

4√2

5-4√2+5-9

10-9-4√2

10-9-4√2

1-4√2