Question

ajudem ae galera por favor
Obs:preciso das contas

Answer 1

A)(-4)2-5x(-4)+2

16+20+2

38

B)(-1)2-5x(-1)+2

1+5+2

8

C)(3\2)2-5x(3\2)+2

9\4-5\1x(3\2)+2\1

9\4-20\4x6\4+8\4

9\4-120\4+8\4

9-120+8

-103

D) (raiz de 2)2 -5x(raiz de 2)+ 2

raiz de 4-5x1,41+2

2-7,05+2

-7,05+4

-3,05