Elementary Algebra with a Table of Logarithms |
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Σελίδα 4
The second power of any factor , as b2 is called the square of b , because if b
represents the number of units of length in the side of a square , b X b will give
the number of square units or units of area in the square . For a similar reason ,
23 is ...
The second power of any factor , as b2 is called the square of b , because if b
represents the number of units of length in the side of a square , b X b will give
the number of square units or units of area in the square . For a similar reason ,
23 is ...
Σελίδα 9
Either of two opposite quantities may be called the positive and the other the
negative ; but it is usual to call that quantity positive which implies an increase or
20 gain . For instance , if we were climbing a steep mountain side and
occasionally ...
Either of two opposite quantities may be called the positive and the other the
negative ; but it is usual to call that quantity positive which implies an increase or
20 gain . For instance , if we were climbing a steep mountain side and
occasionally ...
Σελίδα 18
The two equal expressions are called the members or sides of the equation . The
one , to the left of the sign of equality , is the left member and the other , the right
member of the equation . If the statement of equality is true for all values of the ...
The two equal expressions are called the members or sides of the equation . The
one , to the left of the sign of equality , is the left member and the other , the right
member of the equation . If the statement of equality is true for all values of the ...
Σελίδα 19
It is important for the student to remember that the two sides of the equation
always represent equal numbers and that this ... To keep the two sides balanced ,
they must be treated in the same way ; whatever is done to one side must also be
...
It is important for the student to remember that the two sides of the equation
always represent equal numbers and that this ... To keep the two sides balanced ,
they must be treated in the same way ; whatever is done to one side must also be
...
Σελίδα 20
If two numbers are equal to the same number , they are equal to each other . 22.
Transposition of Terms . - In solving equations , it becomes necessary to transfer
terms from one side of the equation to the other . This is called transposing the ...
If two numbers are equal to the same number , they are equal to each other . 22.
Transposition of Terms . - In solving equations , it becomes necessary to transfer
terms from one side of the equation to the other . This is called transposing the ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
added addition algebraic arithmetical arranged axis binomial called cent changed CHAPTER coefficient combination common compound condition contains corresponding cube root decimal denominator difference distance Divide division divisor equal equation evident EXERCISE exponent expression Extract factor feet figures Find the number find the value formula four fraction given gives graph greater Hence inches increased indicated integral interest length less letters logarithms mantissa means method miles minus Multiply negative Note operations performed permutations placed positive preceding Principle problem proportion quadratic quantity quotient radical ratio Reduce remainder represent result rule second term shows side Similarly Simplify solution Solve square root subtraction surd taken term things third Transposing travels twice units unknown usually varies Write written zero Зу
Δημοφιλή αποσπάσματα
Σελίδα 87 - If the numerator and denominator of each fraction is multiplied (or divided) by the same number, the value of the fraction will not change.
Σελίδα 291 - If the product of two numbers is equal to the product of two other numbers, either pair may be made the means, and the other pair the extremes, of a proportion.
Σελίδα 67 - 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 60 - The square of the sum of two numbers is equal to the square of the first number plus twice the product of the first and second number plus the square of the second number.
Σελίδα 303 - У . 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...
Σελίδα 50 - Multiply every term of the multiplicand by each term of the multiplier, and add the partial products.
Σελίδα 301 - The weight of an object above the surface of the earth varies inversely as the square of its distance from the center of the earth.
Σελίδα 298 - One quantity is said to vary directly as a second and inversely as a third, when it varies jointly as the second and the reciprocal of the third. Thus...
Σελίδα 337 - The number of permutations of n different things taken r at a time is denoted by „Pr.
Σελίδα 87 - To reduce a Fraction to its Lowest Terms. — A fraction is in its lowest terms when the numerator and denominator...