First Course in Algebra, Βιβλίο 1Macmillan, 1919 - 334 σελίδες |
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Αποτελέσματα 1 - 5 από τα 100.
Σελίδα xi
... example , the signs + and - first occur in a German text published in 1489 , while the sign was first used by the English physician Robert Recorde ( 1510-1558 ) , who published the first English work on alge- bra , calling it the ...
... example , the signs + and - first occur in a German text published in 1489 , while the sign was first used by the English physician Robert Recorde ( 1510-1558 ) , who published the first English work on alge- bra , calling it the ...
Σελίδα 1
... example . We know that the area of a rectangle may always be found by multiplying its length by its breadth . To express this rule by the use of letters we have only to let A stand for area , l for length , and b for breadth , and then ...
... example . We know that the area of a rectangle may always be found by multiplying its length by its breadth . To express this rule by the use of letters we have only to let A stand for area , l for length , and b for breadth , and then ...
Σελίδα 6
Walter Burton Ford, Charles Ammerman. We shall now solve another example , but we shall condense the steps in this way from the beginning . EXAMPLE 2. A person wishes to find the weight of a tennis ball . He puts three such balls in the ...
Walter Burton Ford, Charles Ammerman. We shall now solve another example , but we shall condense the steps in this way from the beginning . EXAMPLE 2. A person wishes to find the weight of a tennis ball . He puts three such balls in the ...
Σελίδα 7
... EXAMPLE 1. If twice a certain number is increased by 5 , the result is 29. What is the number ? SOLUTION . Let x stand for the number sought . Then , from what the problem says , we must have 2x + 5 = 29 . This statement is called an ...
... EXAMPLE 1. If twice a certain number is increased by 5 , the result is 29. What is the number ? SOLUTION . Let x stand for the number sought . Then , from what the problem says , we must have 2x + 5 = 29 . This statement is called an ...
Σελίδα 8
Walter Burton Ford, Charles Ammerman. We shall now solve another example , but we shall condense the steps in this way from the beginning . 607 EXAMPLE 2. A person wishes to find the weight of a tennis ball . He puts three such balls in ...
Walter Burton Ford, Charles Ammerman. We shall now solve another example , but we shall condense the steps in this way from the beginning . 607 EXAMPLE 2. A person wishes to find the weight of a tennis ball . He puts three such balls in ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
added algebra Appendix arithmetic Axiom ball called cents check your answer coefficient common denominator common factor common multiple completing the square cube diameter divisor Draw the graph equal EXAMPLE EXERCISES Solve figure Find the L. C. M. Find the number Find the value following equations following exercises following expressions fraction further exercises given equation gives highest common factor HINT illustrated inches length lowest common means metic miles an hour minuend monomial multiply negative numbers numerator and denominator ORAL EXERCISES parentheses perfect square polynomial quadratic quadratic equation quotient radicand radius ratio represents result Similarly Simplify simultaneous equations SOLUTION Solve the equation square root subtract subtrahend SUPPLEMENTARY EXERCISES surd triangle trinomial unknown letter weight wheel write WRITTEN EXERCISES x²y² yards
Δημοφιλή αποσπάσματα
Σελίδα 17 - The square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides.
Σελίδα 235 - Then divide the first term of the remainder by the first term of the divisor...
Σελίδα 228 - A and B can do a piece of work in 10 days, A and C in 12 days, and В and C in 20 days.
Σελίδα 97 - Prove that the square of the sum of any two numbers equals the square of the first number, plus twice the product of the two numbers, plus the square of the second number.
Σελίδα 136 - Both terms of a fraction may be divided by the same number without changing the value of the fraction.
Σελίδα 232 - Find the greatest square in the left-hand period and write its root for the first figure of the required root. Square this root, subtract the result from the left-hand period, and to the remainder annex the next period for a dividend.
Σελίδα 232 - ... subtract the product from the dividend, and to the remainder annex the next period for the next dividend.
Σελίδα 98 - That is, the square of the difference of two numbers is equal to the square of the first number, minus twice the product of the two numbers, plus the square of the second number.
Σελίδα 69 - Any term may be transposed from one side of an equation to the other provided its sign be changed.
Σελίδα 235 - Arrange the terms of the polynomial with reference to the consecutive powers of some letter. Extract the square root of the first term, write the result as the first term of the root, and subtract its square from the given polynomial.