Question

RESOLVA AS EXPRESSÕES NUMÉRICAS

B) (-2).[(-3)-( 3+5)}.(+2)

C) √36:(+2)+(-5)².C+2)

D) (-3+9+2-8)²

Answer 1

B) (-2)x[(-3)-8]x2=

-2x(-11]x2=

22x2= 44

C)6:2+25.c+2=

3+25c+2=5+25c

D)(-11+11)^2 =0