First Course in Algebra, Βιβλίο 1Macmillan, 1919 - 334 σελίδες |
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Αποτελέσματα 1 - 5 από τα 38.
Σελίδα vi
... seen from the beginning in their mutual relations . However , it is only the simpler types of factoring that are taken up at this early stage , the more difficult ones being reserved for the following chapter . The result of this ...
... seen from the beginning in their mutual relations . However , it is only the simpler types of factoring that are taken up at this early stage , the more difficult ones being reserved for the following chapter . The result of this ...
Σελίδα 11
... seen how we may divide both sides of an equation by the same number . Thus , if 2x = 10 , we simply divide both sides by 2 to get x , obtaining x = 5 . Ans . Likewise , we may at any time multiply both sides of an equation by the same ...
... seen how we may divide both sides of an equation by the same number . Thus , if 2x = 10 , we simply divide both sides by 2 to get x , obtaining x = 5 . Ans . Likewise , we may at any time multiply both sides of an equation by the same ...
Σελίδα 43
... seen the powers of 2 from the first up to the sixth , while in the second set are the same powers of −2 : 21 = 2 22 = 2X2 = 4 23 = 2X2X2 = 8 2 + = 2X2X2X2 = 16 25 = 2 × 2 × 2 × 2 × 2 = 32 26 = 2X2X2 × 2 × 2 × 2 = 64 ( -2 ) 1 - 2 = ( -2 ) ...
... seen the powers of 2 from the first up to the sixth , while in the second set are the same powers of −2 : 21 = 2 22 = 2X2 = 4 23 = 2X2X2 = 8 2 + = 2X2X2X2 = 16 25 = 2 × 2 × 2 × 2 × 2 = 32 26 = 2X2X2 × 2 × 2 × 2 = 64 ( -2 ) 1 - 2 = ( -2 ) ...
Σελίδα 66
... seen in the following rule . RULE FOR REMOVING PARENTHESES . A parenthesis pre- ceded by the + sign ( either expressed or understood ) may always be removed . A parenthesis preceded by the - sign may be removed pro- vided the sign of ...
... seen in the following rule . RULE FOR REMOVING PARENTHESES . A parenthesis pre- ceded by the + sign ( either expressed or understood ) may always be removed . A parenthesis preceded by the - sign may be removed pro- vided the sign of ...
Σελίδα 71
... seen in Chapter I how to solve such equations as 2x - 5 = x + 1 . The steps are as follows : 2x - 5 = x + 1 . Adding 5 to both sides gives 2x = x + 6 . ( Given ) ( Axiom I , § 9 ) Subtracting x from both sides ( of the last equation ) ...
... seen in Chapter I how to solve such equations as 2x - 5 = x + 1 . The steps are as follows : 2x - 5 = x + 1 . Adding 5 to both sides gives 2x = x + 6 . ( Given ) ( Axiom I , § 9 ) Subtracting x from both sides ( of the last equation ) ...
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a²+2ab+b² ab+b² added algebra Appendix arithmetic Axiom called cents CHAPTER check your answer circle coefficient common denominator common factor completing the square cube diameter divisor Draw the graph equal EXAMPLE EXERCISES Solve figure Find the H. C. F. Find the numbers 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 miles an hour minuend monomial multiply negative numbers numerator and denominator ORAL EXERCISES parentheses perfect square polynomial quadratic quadratic equation quotient radical radicand radius ratio represents result Similarly Simplify simultaneous equations SOLUTION Solve the equation square root subtract subtrahend SUPPLEMENTARY EXERCISES surd Transposing triangle trinomial weight wheel write WRITTEN EXERCISES x²y² yards