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" If the errors are alike, divide the difference of tire products by the difference of the errors, and the quotient will be the answer. 5. If the errors are unlike, divide the sum of the products by the sum of the errors, and the quotient will be the answer. "
A New System of Mercantile Arithmetic: Adapted to the Commerce of the United ... - Σελίδα 142
των Michael Walsh - 1807 - 274 σελίδες
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A Treatise of Arithmetic: In Whole Numbers & Fractions. Wherein All the ...

Thomas Weston (Master of the Academy at Grenwich.) - 1729 - 460 σελίδες
...of the ERRORS ; but if they are of DIFFERENT Kinds, to wit, ONE an EXCESS, and the OTHER a DEFECT, divide the SUM of the PRODUCTS by the SUM of the ERRORS, and the QUOTIENT will give the NUMBER SOUGHT. DEMONSTRATION. Whether the ERRORS are of the SAME or DIFFERENT Kinds, the RULE...

A New Introduction to the Mathematicks: Being Essays on Vulgar and Decimal ...

Benjamin Donne - 1758 - 428 σελίδες
...be the Number fought : But if the Errors are unlike, that is, one too great, the other too little, divide the Sum of the Products by the Sum of the Errors, and the Quotient will give the required Number. Or mind this memorial Rule : Unlike Signs Addition doth defire, Alike Signs...

Mathematics: Compiled from the Best Authors and Intended to be the ..., Τόμος 1

1801 - 446 σελίδες
...difference of the products by the difference of. the errors, and the quotient will be the answer. 5. If the errors be unlike, divide the sum of the products...of the errors, and the quotient will be the answer. NOTE.- The errors are said to be alike, when they are both too great or both too little ; and unlike,...

The Scholar's Arithmetic; Or, Federal Accountant ...: The Whole in a Form ...

Daniel Adams - 1807 - 248 σελίδες
...number, divide the diñerence of the products by the diñerence of the errors,and the quotient will be the answer ; but if the errors be unlike, divide the...and the quotient will be the answer. EXAMPLES. 1. A MAN lying at the point of death, left to his three sons all his estate, viz. to F half wanting 50...

A Course of Mathematics ...: Designed for the Use of the Officers ..., Τόμος 1

Isaac Dalby - 1807 - 476 σελίδες
...quotient will be the answer. But if the errors are unlike for one too great, and the other to little) divide the sum of the products by the sum of the errors, for the answer. This rule is founded on the supposition that the differences between the true and supposed...

A Course of Mathematics ...: Composed for the Use of the Royal Military ...

Charles Hutton - 1811 - 406 σελίδες
...products by the difference of the errors, and the quotient will be th.e answer. But if the errors are unlike, divide the sum of the products by the sum of the errors, for the answer. Note, The errors are said to be alike, when they are either both too great or both...

A System of Arithmetic: Reprinted from the Mathematical Text-book

Samuel Webber - 1812 - 260 σελίδες
...difference of the products by the difference of the errors, and the quotient will be the answer. 5. If the errors be unlike, divide the sum of the products...of the errors, and the quotient will be the answer. 4 NOTE. The errors are said to be alike, when they are both too great or both too little ; and unlike,...

A Course of Mathematics: For the Use of Academies as Well as Private Tuition

Charles Hutton - 1812 - 620 σελίδες
...products by the difference of the errors, and the quotient will be the answer. But if the errors are unlike, divide the sum of the products by the sum of the errors, for the answer. Note, The errors are said to be alike, when they are either both too great or botli...

Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain ...

Nathan Daboll - 1815 - 250 σελίδες
...products by the ciifference of the errors, and the quotient will be the answer. 5. If the errors are unlike, divide the sum of the products by the sum...of the errors, and the quotient will be the answer. NOTE.— The errors are said to be alike when they are both too great, or both too small ; and unlike,...

Daboll's Schoolmaster's Assistant: Improved and Enlarged. Being a Plain ...

Nathan Daboll - 1818 - 246 σελίδες
...products by the difference of the errors, and the quotient will be the answer. 5. If the errors are unlike, divide the sum of the products by the sum...of the errors, and the quotient will be the answer. NOTE. The errors are said to be alike when they are both too great, or both t:.ti small : and unlike,...




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