Q115 of 196 Page 249

Express each of the following in standard form:

Human body has 1 trillon of cells which vary in shapes and sizes.

Given that, cells in human body = 1 trillon


1 trillon = 1000000000000


Standard form = 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10


Using the law of exponent,


= 1012


∴ The standard form is 1012


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