First Course in Algebra, Βιβλίο 1Macmillan, 1919 - 334 σελίδες |
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Αποτελέσματα 1 - 5 από τα 44.
Σελίδα vi
... becomes less isolated and consequently is the more readily grasped by the beginner . Passing to the later chapters , it may be observed that in the treatment of surds , radicals , and roots ( Chapters XIV and XV ) the pupil is taught ...
... becomes less isolated and consequently is the more readily grasped by the beginner . Passing to the later chapters , it may be observed that in the treatment of surds , radicals , and roots ( Chapters XIV and XV ) the pupil is taught ...
Σελίδα 1
... becomes simply A = lxb . Observe that this gives the right value for A in every case . Thus , if we suppose l = 2 ft . and b = 3 ft . , it gives instantly A 2X3 , or 6 sq . ft . , which we know by arithmetic is the right answer . The ...
... becomes simply A = lxb . Observe that this gives the right value for A in every case . Thus , if we suppose l = 2 ft . and b = 3 ft . , it gives instantly A 2X3 , or 6 sq . ft . , which we know by arithmetic is the right answer . The ...
Σελίδα 7
... become clearer . 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 ...
... become clearer . 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 ...
Σελίδα 26
... become equal to the second ? [ HINT . Let x = the amount to be deposited in the first bank . Then , 125 - x will equal the amount to be deposited in the second bank . ] For further review exercises on this chapter , see Appendix , pp ...
... become equal to the second ? [ HINT . Let x = the amount to be deposited in the first bank . Then , 125 - x will equal the amount to be deposited in the second bank . ] For further review exercises on this chapter , see Appendix , pp ...
Σελίδα 28
... become if we use the sign for years that are A.D. ? 6. What is meant by saying that the Pyramids of Egypt were built about the year -2500 ? 7. State what each of the following means when the num- ber in it has its sign changed to ...
... become if we use the sign for years that are A.D. ? 6. What is meant by saying that the Pyramids of Egypt were built about the year -2500 ? 7. State what each of the following means when the num- ber in it has its sign changed to ...
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.