Write 230,000,000,000 in scientific notation. - www.mathselab.com

Write 230,000,000,000 in scientific notation.

Question


Write 230,000,000,000 in scientific notation.


A. 2.3 × 1010
B. 2.3 × 1009
C. 2.3 × 1011
D. 2.3 × 1012


Answer: C. 2.3 × 1011

Solution:


Write the given number in the form

a × 10n ,

where a is a real number such that 1 ≤ |a| < 10 and n is an integer.

230,000,000,000 = 2.3 × 100,000,000,000

= 2.3 × 1011


Hence, the answer 2.3 × 1011.



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