Pure mathematics, Volume 11874 |
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Page 8
... LOGARITHMS , ,, VI . THE USE OF TABLES , 99 VII . - PROPERTIES OF TRIANGLES , 333 336 342 346 354 358 366 374 IX . - SOLUTION OF OBLIQUE - ANGLED TRIANGLES , 377 · X. - HEIGHTS AND DISTANCES , 381 " " ANSWERS , 387 ,, VIII . - SOLUTION ...
... LOGARITHMS , ,, VI . THE USE OF TABLES , 99 VII . - PROPERTIES OF TRIANGLES , 333 336 342 346 354 358 366 374 IX . - SOLUTION OF OBLIQUE - ANGLED TRIANGLES , 377 · X. - HEIGHTS AND DISTANCES , 381 " " ANSWERS , 387 ,, VIII . - SOLUTION ...
Page 80
... Logarithms . Ex . XXI . Find the amount of an annuity of- 1. £ 120 for 3 years at 4 2. £ 250 for 4 years at 4 per cent . per cent . 3. £ 321 for 5 years at 5 per cent . 4. What is the present value of an annuity of £ 80 , to continue ...
... Logarithms . Ex . XXI . Find the amount of an annuity of- 1. £ 120 for 3 years at 4 2. £ 250 for 4 years at 4 per cent . per cent . 3. £ 321 for 5 years at 5 per cent . 4. What is the present value of an annuity of £ 80 , to continue ...
Page 353
... 6 . 16 . 2 √3 cos ( A - - B ) = √√3 15 ° ) . 2 sin2 A. 16. Sin ( 3 A + 75 ° ) = cos ( 2 A 5 - 17. Sec + cos 0 = tan 0 . 2√3 18. Tan + cot 0 = 4 . - CHAPTER V. LOGARITHMS . 20. DEF . The logarithm 5 Z TRIGONOMETRICAL RATIOS . 353.
... 6 . 16 . 2 √3 cos ( A - - B ) = √√3 15 ° ) . 2 sin2 A. 16. Sin ( 3 A + 75 ° ) = cos ( 2 A 5 - 17. Sec + cos 0 = tan 0 . 2√3 18. Tan + cot 0 = 4 . - CHAPTER V. LOGARITHMS . 20. DEF . The logarithm 5 Z TRIGONOMETRICAL RATIOS . 353.
Page 355
... logarithm of any number hav- ing n zeros immediately after the decimal point lies between -n and ( n + 1 ) . Hence , the logarithm is negative , and the integral part of this negative quantity is n . It is how- ever usual to write all ...
... logarithm of any number hav- ing n zeros immediately after the decimal point lies between -n and ( n + 1 ) . Hence , the logarithm is negative , and the integral part of this negative quantity is n . It is how- ever usual to write all ...
Page 356
... logarithms of 3 , 0076 , 02535 , 7687 , are respectively 1 , − 3 , – 2 , − 1 . - - 22. The logarithm of the PRODUCT of two numbers is the SUM of the logarithms of the numbers . Let m and n be the numbers , and let a be the base ...
... logarithms of 3 , 0076 , 02535 , 7687 , are respectively 1 , − 3 , – 2 , − 1 . - - 22. The logarithm of the PRODUCT of two numbers is the SUM of the logarithms of the numbers . Let m and n be the numbers , and let a be the base ...
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Common terms and phrases
a²b a²b² ab² ab³ ABCD algebraical angle ABC angle BAC angle BCD base BC BC is equal bisect brackets cent centim centre circle ABC circumference coefficient common Const cosec cube root decimal figures denominator divided divisor draw equation expression exterior angle factor Find the value fraction given straight line gnomon gram greater Hence integer join kilom less Let ABC logarithm metres miles millig Multiply opposite angles parallel parallelogram perpendicular PROOF.-Because Q. E. D. Proposition quotient ratio rectangle contained remainder right angles segment sides sin² sine square on AC square root subtraction touches the circle triangle ABC twice the rectangle x²y² x³y xy³
Popular passages
Page 272 - The angles in the same segment of a circle are equal to one another.
Page 103 - When a straight line standing on another straight line makes the adjacent angles equal to one another, each of the angles is called a right angle; and the straight line which stands on the other is called a perpendicular to it.
Page 233 - If there be two straight lines, one of which is divided into any number of parts, the rectangle contained by the two straight lines is equal to the rectangles contained by the undivided line, and the several parts of the divided line. Let A and BC be two straight lines, and let BC be divided into any...
Page 112 - IF two triangles have two sides of the one equal to two sides of the...
Page 128 - To a given straight line to apply a parallelogram, which shall be equal to a given triangle, and have one of its angles equal to a given rectilineal angle.
Page 119 - If a side of any triangle be produced, the exterior angle is equal to the two interior and opposite angles; and the three interior angles of every triangle are together equal to two right angles.
Page 113 - ... equal angles in each ; then shall the other sides be equal, each to each ; and also the third angle of the one to the third angle of the other.
Page 273 - The opposite angles of any quadrilateral figure inscribed in a circle, are together equal to two right angles.
Page 281 - The angle in a semicircle is a right angle ; the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.
Page 121 - THE straight lines which join the extremities of two equal and parallel straight lines, towards the same parts, are also themselves equal and parallel.