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An abacus. The bottom line is ones, the second is tens, and etc. Basically, it was an ancient calculator.

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โˆ™ 2009-10-15 17:07:20
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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: A calculator that performs arithmetic functions by manually sliding counters on rods or in grooves?
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What is a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves?


A calculator that performs arithmetic functions by manually sliding counter on rods or grooves?

An abacus (or soroban in Japan)

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The counters are for destinations depending on the last bound and direction. In 2015, they were 14, For 2017m no idea. One have to be in the station to count it manually. No other way to know the numbers (e,g from web, statistical bureu)

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