Question

1) determine as expressões

a) 64=

b) 100=

c)256=

b) 81=

d)121=

f) 169=

2)resolva as expressões

a) √64+√81=
b) 5-√49=
c)36- √25+8=
d) 26-38+√9=​

Answer 1

Resposta:

a)√8

b)√10

c)√9

d)√11

f)√13

2)

a)√64+√81

8+9=17

b) 5-√49

5-7= -2

c) 36- √25+8

36-5+8

31+8= 39

d) 26- 38+√9

26-38+3

-12+3=-9

espero ter ajudado!