asked 178k views
2 votes
Which number is not in scientific notation?

9 ⋅ 101^9
7.8 ⋅ 10^6
1.45 ⋅ 10^−7
0.33 ⋅ 10^−15

2 Answers

5 votes
mhm the other guy is right

answered
User Alexander Berndt
by
8.2k points
2 votes
9 ⋅ 10^19 Yes
7.8 ⋅ 10^6 Yes
1.45 ⋅ 10^−7 Yes
0.33 ⋅ 10^−15 No (should be 3.3 x 10^-16)

answer
Not in in scientific notation: 0.33 ⋅ 10^−15
answered
User AlexWerz
by
7.6k points
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