A Course of Mathematics: For the Use of Academies, as Well as Private Tuition ...S. Campbell & son, E. Duyckinck, 1822 - Mathematics |
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Page 110
... Arithmetical Relation ; and the difference sometimes the Arithmetical Ratio ... mean , that the ratio of 4 to 2 , is equal to the ratio of 6 to 3 ... arithmetical proportion , because 4 -2 = 8—6 = 2 , where- as 826 and 4 , 2 , 6 , 3 are ...
... Arithmetical Relation ; and the difference sometimes the Arithmetical Ratio ... mean , that the ratio of 4 to 2 , is equal to the ratio of 6 to 3 ... arithmetical proportion , because 4 -2 = 8—6 = 2 , where- as 826 and 4 , 2 , 6 , 3 are ...
Page 114
... arithmetical mean required EXAMPLE . To find an arithmetical mean between the two numbers 4 and 14 . Here 14 4 2 ) 18 Ans . 9 the mean required . PROBLEM PROBLEM V. To find two Arithmetical Means between Two Given 114 ARITHMETIC .
... arithmetical mean required EXAMPLE . To find an arithmetical mean between the two numbers 4 and 14 . Here 14 4 2 ) 18 Ans . 9 the mean required . PROBLEM PROBLEM V. To find two Arithmetical Means between Two Given 114 ARITHMETIC .
Page 115
... means . EXAMPLE . To find two arithmetical means between 2 and 8 . Here 8 2 3 ) 6 com . dif . 2 Then 2 + 2 = 4 the one mean and 4 + 2 6 the other mean . PROBLEM VI . To find any Number of Arithmetical Means between Two Given Terms or ...
... means . EXAMPLE . To find two arithmetical means between 2 and 8 . Here 8 2 3 ) 6 com . dif . 2 Then 2 + 2 = 4 the one mean and 4 + 2 6 the other mean . PROBLEM VI . To find any Number of Arithmetical Means between Two Given Terms or ...
Page 119
... arithmetical progression ; for and ¦ + ¦ = 4 ; that is , the sum of the extremes is equal to double the mean , which is the property of arithme- ticals . = The method of finding out numbers in musical proportion is best expressed by ...
... arithmetical progression ; for and ¦ + ¦ = 4 ; that is , the sum of the extremes is equal to double the mean , which is the property of arithme- ticals . = The method of finding out numbers in musical proportion is best expressed by ...
Page 159
... mean ; and so on , till you arrive within the proposed limit of the number whose loga- rithm is sought . - Find also as many arithmetical means , in the same order as you found the geometrical ones , and these will be the logarithms ...
... mean ; and so on , till you arrive within the proposed limit of the number whose loga- rithm is sought . - Find also as many arithmetical means , in the same order as you found the geometrical ones , and these will be the logarithms ...
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Common terms and phrases
ABCD abscisses altitude arithmetical arithmetical mean arithmetical progression axis base bisected breadth ca² CD² centre chord circle circumference circumscribed common cone consequently cube root curve cylinder DE² decimal denominator denotes diameter difference distance divide divisor draw ellipse equation equiangular EXAM EXAMPLES feet figure fraction frustum Geom geometrical geometrical progression given number gives greater half height Hence improper fraction inches inscribed length Let ABC line drawn logarithm manner measure multiply ordinates parabola parallel parallelogram perimeter perpendicular plane polygon prism PROBLEM proportional Q. E. D. Corol Q. E. D. THEOREM quantity QUEST quotient radius ratio rectangle Reduce right angles right line right-angled triangle rule Scholium segment side Ac sine sphere square root subtract surd surface tangent theor theref triangle ABC VULGAR FRACTIONS yards
Popular passages
Page 312 - THE angle formed by a tangent to a circle, and a chord drawn from the point of contact, is equal to the angle in the alternate segment.
Page 292 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Page 2 - The sum of the three angles of any triangle is equal to two right angles, this is a Theorem, the truth of which is demonstrated by Geometry.
Page 189 - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
Page 293 - EBF, there are two angles in the one equal to two angles in the other, each to each ; and the...
Page 18 - The number to divide by, is the Divisor.- — And the number of times the dividend contains the divisor, is called the Quotient.
Page 280 - Similar figures, are those that have all the angles of the one equal to all the angles of the other, each to each, and the sides about the equal angles proportional.
Page 157 - Thus, the index or logarithm of 4, in the above series, is 2 ; and if this number be multiplied by 3, the product will be = 6 ; which is the logarithm of 64, or the third power of 4. And, if the logarithm of any number be divided by the index of its root, the quotient will be equal to the logarithm of that root.
Page 81 - Distinguish the given number into periods of two figures each, by putting a point over the place of units, another over the place of hundreds, and so on over every second figure, both to the left hand in integers, and to the right hand in decimals, which points will show the number of figures the root will consist of.
Page 278 - A Pentagon is a polygon of five sides ; a Hexagon, of six sides ; a Heptagon, seven; an Octagon, eight; a Nonagon, nine ; a Decagon, ten ; an Undecagon, eleven ; and 4 Dodecagon, twelve sides.