Question

Resolver:
a) 8a-5a+(-4a)=
B) 3x.(-4x²)=
C) (-28y⁴):(-4y²)=
D) (-7a³)² =
E) (-8)³=
F) √121=

Answer 1

A) -1a

B)-12x elevado à 3

C)-7a elevado à 6

D)-512

E) 11