Who is the true inventor of the telephone?

Alexander Graham Bell
A.

What did Elisha Gray invent?

Telautograph
  • Who patented the lightbulb?

    Thomas Edison
  • Why do we say hello when we answer the phone?

    The Oxford English Dictionary says the first published use of "hello" goes back only to 1827. The dictionary says it was Thomas Edison who put hello into common usage. He urged the people who used his phone to say "hello" when answering. His rival, Alexander Graham Bell, thought the better word was "ahoy."
  • Who invented the math?

    Numeracy pre-dated writing and numeral systems have been many and diverse, with the first known written numerals created by Egyptians in Middle Kingdom texts such as the Rhind Mathematical Papyrus. Between 600 and 300 BC the Ancient Greeks began a systematic study of mathematics in its own right with Greek mathematics.
B.

How did Elisha Gray die?

Heart attack
  • What is Ramanujan number 1729?

    The smallest nontrivial taxicab number, i.e., the smallest number representable in two ways as a sum of two cubes. It is given by. The number derives its name from the following story G. H. Hardy told about Ramanujan. "Once, in the taxi from London, Hardy noticed its number, 1729.
  • What is special about number 1729?

    Ramanujan replied that 1729 was not a boring number at all: it was a very interesting one. He explained that it was the smallest number that could be expressed by the sum of two cubes in two different ways. This story is very famous among mathematicians. 1729 is sometimes called the “Hardy-Ramanujan number”.
  • Is the number 8 lucky?

    No. 8 has long been regarded as the luckiest number in Chinese culture. With pronunciation of 'Ba' in Chinese, no. 8 sounds similar to the word 'Fa', which means to make a fortune. It contains meanings of prosperity, success and high social status too, so all business men favor it very much.

Updated: 24th September 2018

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