The Young Mathematician's Guide: Being a Plain and Easy Introduction to the Mathematicks ... With an Appendix of Practical GaugingS. Birt, 1747 - 480 σελίδες |
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Σελίδα 5
... { Equal . : : } { Sa is . The Sign of Subtraction ; as 9-6 is 9 lefs 6 , and fignifies that 6 is to be taken from 9 ... Equal ; as 9 = 9 , or 9 + 6 = 15 , or 9-6-3 , & c . That is , 9 is Equal to 9 , or 9 more 6 is Equal to 15 , and 9 lefs ...
... { Equal . : : } { Sa is . The Sign of Subtraction ; as 9-6 is 9 lefs 6 , and fignifies that 6 is to be taken from 9 ... Equal ; as 9 = 9 , or 9 + 6 = 15 , or 9-6-3 , & c . That is , 9 is Equal to 9 , or 9 more 6 is Equal to 15 , and 9 lefs ...
Σελίδα 10
... Equal to all it's Parts taken together . Euclid : 1 . Axiom 19 . That is , the Numbers which are propofed to be added toge- ther , are by that Axiom understood to be the feveral Parts , and . their Sum or Total Amount found by Addition ...
... Equal to all it's Parts taken together . Euclid : 1 . Axiom 19 . That is , the Numbers which are propofed to be added toge- ther , are by that Axiom understood to be the feveral Parts , and . their Sum or Total Amount found by Addition ...
Σελίδα 13
... Equal to all it's Parts taken together . That is , in this Rule the Number from which Subtraction is required to be made , is understood to be the Whole , and the Subtrabend , or Number to be fubtracted , is fuppofed to be a Part of ...
... Equal to all it's Parts taken together . That is , in this Rule the Number from which Subtraction is required to be made , is understood to be the Whole , and the Subtrabend , or Number to be fubtracted , is fuppofed to be a Part of ...
Σελίδα 23
... equal to fuch a part of the Dividend as is then taken for that Operation : But if fuch a Product cannot be exactly found , then the next lefs must be taken , and ordered , as in the following Examples : of which let that in Page 16 be ...
... equal to fuch a part of the Dividend as is then taken for that Operation : But if fuch a Product cannot be exactly found , then the next lefs must be taken , and ordered , as in the following Examples : of which let that in Page 16 be ...
Σελίδα 32
... equal Parts , called Grains , being the leaft Weight now in common Ufe ; and from thence the reft are computed as in this Table . Gr . Grain . 24 1 P. W. Penny Weight . 480 20 10 % .Ounce , 17560 = 240 = 12 = 1 lb Pound . Note , By Troy ...
... equal Parts , called Grains , being the leaft Weight now in common Ufe ; and from thence the reft are computed as in this Table . Gr . Grain . 24 1 P. W. Penny Weight . 480 20 10 % .Ounce , 17560 = 240 = 12 = 1 lb Pound . Note , By Troy ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
alfo Amount Angles Anſwer Arch Area Arithmetick Bafe becauſe Cafe call'd Cathetus Circle Circle's Confequently Cube Cubick Inches Cyphers Decimal defcribe Demonftration Denomination Diameter Difference divided Dividend Divifion Divifor eafily eafy eaſy Ellipfis equal Equation Example Extreams faid fame fecond feven feveral fhall fhew fingle firft firft Term firſt fome Fractions Fruftum ftand fubtract fuch Gallons Geometrical given hath Height Hence Hyperbola infinite Series Intereft juft laft Latus Rectum leffer lefs Lemma Logarithm Meaſure muft multiply muſt Number of Terms Parabola Parallelogram Periphery Perpendicular Places of Figures plain Point Pound Product Progreffion propofed Proportion Quantities Queft Queſtion Radius Reafon Refolvend reft Right Line Right-angled Right-line Root Rule Sect Segment Series Side Sine Square Suppofe Surd Tangent thefe Theorem theſe thofe thoſe Tranfverfe Triangle Troy Weight ufually Uncia uſeful Vulgar Fractions whofe whole Numbers
Δημοφιλή αποσπάσματα
Σελίδα 467 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, &c.
Σελίδα 217 - Man playing at hazard won at the first throw as much money as he had in his pocket ; at the second throw he won 5 shillings more than the square root of what he then had ; at the third throw he won the square of all he then had ; and then he had ill 2. 16«.
Σελίδα 471 - C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
Σελίδα 138 - If equal quantities be added to equal quantities, the fums will be equal. 2. If equal quantities be taken from equal quantities, the remainders will be equal. 3. If equal quantities be multiplied by equal quantities, the produits will be equal.
Σελίδα 106 - The particular Rates of all the Ingredients propofed to be mixed, the Mean Rate of the whole Mixture, and any one of the Quantities to be mixed being given: Thence to find how much of every one of the other Ingredients is requifite to compofe the Mixture.
Σελίδα 90 - If 2 men can do 12 rods of ditching in 6 days ; how many rods may be done by 8 men in 24 days ? Ans.
Σελίδα 23 - The original of all weights, used in England, was a grain or corn of wheat, gathered out of the middle of the ear ; and being well dried, 32 of them were to make one pennyweight, 20 pennyweights one ounce, and 12 ounces one pound. But, in later times, it was thought sufficient to divide the same pennyweight into 24 equal parts, still called grains, being the least weight now in common use; and from hence the rest are computed.
Σελίδα 470 - In any triangle, the sides are proportional to the sines of the opposite angles, ie. t abc sin A sin B sin C...
Σελίδα 180 - When any number of quantities are proportionals, as one antecedent is to its consequent, so is the sum of all the antecedents to the sum of all the consequents.
Σελίδα 471 - FG 5 that is in Words, half the Sum of the Legs, Is to half their Difference, As the Tangent of half the Sum of the oppofite Angles, Is to the Tangent of half their Difference : But Wholes are as their Halves ; wherefore the Sum of the Legs, Is...