- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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Author Question: For any distribution, the sum of the deviations from the mean equals zero. Indicate whether the ... (Read 41 times) |
- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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The horizontal fraction bar was introduced by the Arabs.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.