Question

A seguir resolva as potências e expresse o resultado encontrado na forma fracionaria:
A) 3‐².5²
B) 2¹⁰.2⁸:2⁶
C) (1/4)³
D) (1/4)‐²
E) (1/2)⁶. (1/2)¹² : (1/2)⁸​
F)(5×4)²
———
5⁴×2⁸

Answer 1

a) 9×25= 2,5×10²

b) 1024×256×64=1,6777×10⁷

c) (1/4)³=0,25³

d) (1/4)-²=0,25-²

e) 0,5⁶×0,5¹² ÷0,5⁸=0,5¹⁸-0,5¹²=0,5⁶

f)(5×4)²/5⁴×2⁸= (5²×4²)/625×256=

25×16/160000=400/160000