A Concise System of Mathematics ...Oliver & Boyd, 1830 - 120 σελίδες |
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Σελίδα 48
... meet one another , from two places distant 390 miles : the first travels 30 miles in a day , and the other 22 miles . In what time will they meet ? Ans . 7 days , 225 miles , 165 miles . 35. A privateer , sailing at the rate of 9 miles ...
... meet one another , from two places distant 390 miles : the first travels 30 miles in a day , and the other 22 miles . In what time will they meet ? Ans . 7 days , 225 miles , 165 miles . 35. A privateer , sailing at the rate of 9 miles ...
Σελίδα 64
... meet ? Let a + b = m , and с 1 m d = n . 2p m Ans . — ± √ ( + ( − 1 ) 2 ) , or ( if n = 0 ) ; } ; 2 n n n m 16. Given the sum s of five numbers in geometrical pro- gression , and the sum of their squares a ; to find the numbers ...
... meet ? Let a + b = m , and с 1 m d = n . 2p m Ans . — ± √ ( + ( − 1 ) 2 ) , or ( if n = 0 ) ; } ; 2 n n n m 16. Given the sum s of five numbers in geometrical pro- gression , and the sum of their squares a ; to find the numbers ...
Σελίδα 65
... meet the gran ne , men n3 — " = pares this princa for the ime = vach vill mersure he De amount of an amury of £ dr hat time . But n = 3 , and and or any mauity * . therefore the amount vil be it will be 37-1 And f be equal to the ...
... meet the gran ne , men n3 — " = pares this princa for the ime = vach vill mersure he De amount of an amury of £ dr hat time . But n = 3 , and and or any mauity * . therefore the amount vil be it will be 37-1 And f be equal to the ...
Σελίδα 74
... meet one another . The first goes 1 mile the first day , 2 miles the second day , and so on . The second travels each day the cubes of the number of miles that the first travelled on that day . In what time will they meet ? Ans . 6 days ...
... meet one another . The first goes 1 mile the first day , 2 miles the second day , and so on . The second travels each day the cubes of the number of miles that the first travelled on that day . In what time will they meet ? Ans . 6 days ...
Σελίδα 76
... meet , or it is their inclination to one another . NOTE . An angle is denoted by three let- ters , of which the second is at the point where the lines meet , and the other two are upon the containing lines , one on each . Thus the up ...
... meet , or it is their inclination to one another . NOTE . An angle is denoted by three let- ters , of which the second is at the point where the lines meet , and the other two are upon the containing lines , one on each . Thus the up ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
9 inches ABCD angle ABC axes axis balls base breadth cask centre chord circle circumference Cosine Cotang cubic feet cubic inches curve cylinder Degrees depth diagonal diameter difference directrix distance divided divisor draw ellipse equal feet 6 inches feet long field field-book find the area fleur-de-lis fluxion foot frustum Gauge-Points girt given hyperbola hypotenuse imperial gallons inches broad logarithm mean proportional measured multiply opposite parabola parallel perches perpendicular poles PROB PROP quantity quotient radius ratio rectangle Required the area Required the content Required the height right angles right ascension RULE segment side AC solid specific gravity spherical triangle square root square yard station straight line subtract taken Tang tangent Theodolite thickness triangle ABC ullage wet inches
Δημοφιλή αποσπάσματα
Σελίδα 30 - In each succeeding term the coefficient is found by multiplying the coefficient of the preceding term by the exponent of a in that term, and dividing by the number of the preceding term.
Σελίδα 19 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient. Multiply the whole divisor by the first term of the quotient, and subtract the product from the dividend.
Σελίδα 58 - The sum of any number of terms in arithmetical progression is equal to the sum of the extremes multiplied by half the number of terms.
Σελίδα 335 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 336 - If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
Σελίδα 19 - Powers of the same quantity are divided by subtracting the exponent of the divisor from that of the dividend ; the remainder is the exponent of the quotient.
Σελίδα 58 - In any series of numbers in arithmetical progression, the sum of the two extremes is equal to the sum of any two terms equally distant from them; as in the latter of the above series 6 + 1=4+3, and =5+2.
Σελίδα 13 - C, indicates that the sum of A and B is to be multiplied by C ; and (A + B) -=- C, indicates that the sum of A and B is to be divided by C.
Σελίδα 130 - So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR.
Σελίδα 141 - ... containing ten pounds avoirdupois weight of distilled water, weighed in air, at the temperature of 62...