Question

What is theta? and
What is beta?​

Answer 1

Answer:

Theta (uppercase Θ / lowercase θ), is a letter in the Greek alphabet. It represents the "th" sound (like in "think") in Ancient and Modern Greek. In the system of Greek numerals, it has a value of 9. The Cyrillic letter Ѳ came from Theta. In mathematics, theta is used to represent

Beta is the second letter of the Greek alphabet. In the system of Greek numerals it has a value of 2. In Ancient Greek, beta represented the voiced bilabial plosive /b/.

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