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Question
Express the following in standard form:
Human body has 1 trillon of cells which vary in shapes and sizes.
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Solution
Cells in human body = 1 trillion
∵ 1 trillion = 1000000000000
Standard form of 1000000000000
= 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 ...[∵ am × an = (a)m + n]
= 1012
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