Question

Resolva:
a) 3,5.10 2 x 3.10 2 =
b) 2.10 3 x 4,7 .10 9 =
c) 8.10 -2 x 3.10 -2 =
d) 9.10 9 x 2.10 7 =
e) 5.109 / 2.10 8 =
f) 6.10 4 / 2.10 -6
g) 9.10 -4 / 3 . 10 -6 =
h) 12.10 -9 / 2 . 10 -9 =
i) 6 . 10 4 + 3 .10 3 =
j) 9 .10 -2 + 3 . 10 -3 =
k) 9 . 10 8 + 2 . 10 7 =
l) 25.10 8 - 2.10 8 =
m) 90.10 -5 - 18.10 -4
n) 21 . 10 -3 - 20 . 10 -3 =
o) (99 . 10 -8)3=

Answer 1

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