Practical Mathematics: Instruction Paper, Volume 3American school of correspondence, 1912 |
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Page 128
... number , and a decimal part which is peculiar to a certain succession of figures irrespective of the location of the decimal point . The first is called the characteristic , the second the mantissa , 128 PRACTICAL MATHEMATICS.
... number , and a decimal part which is peculiar to a certain succession of figures irrespective of the location of the decimal point . The first is called the characteristic , the second the mantissa , 128 PRACTICAL MATHEMATICS.
Page 129
... characteristic becomes negative . For example , the characteristics of .68 , .0045 , and .0003 are respectively -1 , -3 , and −4 , the value of the characteristic being one more than the number of ciphers to the right of the decimal ...
... characteristic becomes negative . For example , the characteristics of .68 , .0045 , and .0003 are respectively -1 , -3 , and −4 , the value of the characteristic being one more than the number of ciphers to the right of the decimal ...
Page 130
... characteristic . These tables , found at the end of this book , give the mantissas of all num- bers up to 1000 , and greater numbers can easily be computed from the table . In the first column are found the numbers from 10 to 99 and in ...
... characteristic . These tables , found at the end of this book , give the mantissas of all num- bers up to 1000 , and greater numbers can easily be computed from the table . In the first column are found the numbers from 10 to 99 and in ...
Page 131
... characteristic ) in the result , giving 4,100,000 as the product . Examples . 1. Find the product of 24 and 7,635 . SOLUTION . The characteristics of the numbers are 1 and 3. The mantissas are found to be .3802 and .8828 . Adding the ...
... characteristic ) in the result , giving 4,100,000 as the product . Examples . 1. Find the product of 24 and 7,635 . SOLUTION . The characteristics of the numbers are 1 and 3. The mantissas are found to be .3802 and .8828 . Adding the ...
Page 132
... characteristic of 7 makes the number 62,850,000 . Log . 8995 = Log . 6987 = 3.8443 = 3.9540 Log.62,850,000 3. Find the product of 42.873 and .542 . SOLUTION . As the tables give only four places , the last figure of the first number is ...
... characteristic of 7 makes the number 62,850,000 . Log . 8995 = Log . 6987 = 3.8443 = 3.9540 Log.62,850,000 3. Find the product of 42.873 and .542 . SOLUTION . As the tables give only four places , the last figure of the first number is ...
Common terms and phrases
altitude base called characteristic circle circumference column cone conical surface cube root cubic curve shows cylinder decimal point denominator divided dividend division divisor example feet long feet per second figure Find the area Find the cube Find the logarithm Find the number Find the square Find the volume fraction given gives horizontal axis horizontal values horsepower hypotenuse kilowatt lateral area mantissa miles per hour Move the slide multiplied number of digits number of sides obtained P₁ parallelogram parallelopiped perpendicular Plot the curve polygon prism PROBLEMS FOR PRACTICE proportion pulley pyramid quadrilateral quantity quotient radius Remove the parenthesis rhombus right angles right triangle scale slant height slide rule SOLUTION spaces sphere square root straight line subtracting surface tangent term total area Transposing tungsten vertex vertical axis vertical values whole number zero
Popular passages
Page 126 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 115 - A circle is a plane figure bounded by a curved line, called the circumference, every point of which is equally distant from a point within called the center.
Page 105 - Every circumference of a. circle, whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Page 115 - A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another : 16. And this point is called the centre of the circle.
Page 135 - If the characteristic is negative, make the number of zeros between the decimal point and the first significant figure of the corresponding number one less than the number of units in the characteristic.
Page 125 - The altitude of a cone is the perpendicular distance from the vertex to the base.
Page 135 - If the number is less than 1, make the characteristic of the logarithm negative, and one unit more than the number of zeros between the decimal point and the first significant figure of the given number.
Page 133 - The logarithm of the root of a number is found by dividing the logarithm of the number by the index of the root.
Page 87 - ... subtract the product from the dividend, and to the remainder annex the next period for the next dividend.
Page 106 - Polygons are classified according to the number of sides. A triangle is a polygon of three sides. A quadrilateral is a polygon of four sides. A pentagon is a polygon of five sides. A hexagon is a polygon of six sides.