Which of the following expressions is written in scientific notation?

a) 73.4 x 105

b) 0.09 * 107

c) 80 x 103

d) 4.22 x 10-3

Question

Mathematics

Nicolas Ellison

15 December, 06:58

Which of the following expressions is written in scientific notation?

a) 73.4 x 105

b) 0.09 * 107

c) 80 x 103

d) 4.22 x 10-3

+5

Answers (1)

Know the Answer?

Jean Beltran · Answer 1

Scientific notation is a way to shorten numbers that are way too large or way too small on the other hand. In this case, the number on the left should only be of units digits not containing hundreds, thousands, and so on. Hence the answer to this problem should be D.

Which of the following expressions is written in scientific notation?a) 73.4 x 105b) 0.09 * 107c) 80 x 103d) 4.22 x 10-3

Which of the following expressions is written in scientific notation?

a) 73.4 x 105

b) 0.09 * 107

c) 80 x 103

d) 4.22 x 10-3