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Question

In the early 9th century AD, _________ produced accurate sine and cosine tables, and the first table of tangents.

A
Habash al-Hasib al-Marwazi
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B
Muhammad ibn Jabir al-Harrani al-Battani
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C
Muhammad ibn Musa al-Khwarizmi
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D
Abu al-Wafa al-Buzjani
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Solution

The correct option is C Muhammad ibn Musa al-Khwarizmi
In the early 9th century AD, Muhammad ibn Mūsā al-Khwārizmī produced accurate sine and cosine tables, and the first table of tangents. He was also a pioneer in spherical trigonometry.

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