A Brief Course in College AlgebraMacmillan, 1922 - 264 páginas |
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Términos y frases comunes
1817 LIBRARIES a₁ abscissa algebra ALLEN HOPKINS answer approximately arithmetic arithmetic mean arithmetic progression b₁ b₂ binomial binomial theorem called coefficients column headed complete the square contains corresponding cube cubic function curve cuts the x-axis decimal places decimal point denominator desired determinant divided draw the graph elements equal equation whose roots EXAMPLE EXERCISES Find EXERCISES Solve exponent expression feet find the value following equations formula fraction geometric mean geometric progression given equation given number gives Hence HINT illustrated imaginary inches integer length letters Likewise linear equations linear function loga mantissa method MICHIGAN miles multiplied negative NOTE obtained permutations probability quadratic equation quadratic function quotient radius rational roots remainder result rule Show Similarly SOLUTION Solve the equation square root subtract synthetic division tables term theorem total number varies directly varies inversely varies jointly y-values zero
Pasajes populares
Página 103 - 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.
Página 101 - Hence, the characteristic of the logarithm of a number greater than 1 is 1 less than the number of places to the left of the decimal point.
Página 101 - If the given number is greater than 1, make the characteristic of its logarithm one less than the number of figures to the left of the decimal point in the number.
Página 115 - To Divide One Number by Another, Subtract the logarithm of the divisor from the logarithm of the dividend, and obtain the antilogarithm of the difference.
Página 85 - Then, x= — ; and, if y = 18, x = — = 4. y 18 2. Given that the area of a triangle varies jointly as its base and altitude, what will be the base of a triangle whose altitude is 12, equivalent to the sum of two triangles whose bases are 10 and 6, and altitudes 3 and 9, respectively ? Let B, Н, and A denote the base, altitude, and area, respectively, of any triangle, and B' the base of the required triangle.
Página 116 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 101 - The characteristic of the logarithm of a number greater than 1 is one less than the number of figures to the left of the decimal point.
Página 14 - Known quantities are generally represented by the first letters of the alphabet, as a, b, c, etc.
Página 10 - A and B together can do a piece of work in 12 days, which B and C together can do in 16 days. After 'A' has been working at it for 5 days and B for 7 days, C finishes it in 13 days.