First Course in Algebra, Βιβλίο 1Macmillan, 1919 - 334 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 66.
Σελίδα 7
... sides by 2. This gives ( see Fig . 3 ) the new equation x = 12 . Therefore , the number sought is 12. Ans ... sides , we find 2 x = 24 . Dividing both sides of last equation by 2 , gives x = 12 . Ans . We shall now solve another example ...
... sides by 2. This gives ( see Fig . 3 ) the new equation x = 12 . Therefore , the number sought is 12. Ans ... sides , we find 2 x = 24 . Dividing both sides of last equation by 2 , gives x = 12 . Ans . We shall now solve another example ...
Σελίδα 8
... sides , we find Dividing both sides by 3 , we have 3x = 5 x = 1 , the number of ounces each ball weighs . Ans . CHECK . Whenever an answer does what the problem demands of it , it is said to check . In this problem , the answer 13 ...
... sides , we find Dividing both sides by 3 , we have 3x = 5 x = 1 , the number of ounces each ball weighs . Ans . CHECK . Whenever an answer does what the problem demands of it , it is said to check . In this problem , the answer 13 ...
Σελίδα 9
... One team won three games and the other two teams divided the remaining victories equally between them . How many games did each of the other teams win ? 7. Adding to Both Sides of an Equation . If I , § 6 ] 9 LITERAL NUMBERS.
... One team won three games and the other two teams divided the remaining victories equally between them . How many games did each of the other teams win ? 7. Adding to Both Sides of an Equation . If I , § 6 ] 9 LITERAL NUMBERS.
Σελίδα 10
... sides . This can be done since the balance is not thereby disturbed . Adding 1 to both sides , we find 3x = = 15 . Dividing both sides by 3 , we have x = 3 . Ans . ORAL EXERCISES In order to solve certain of the following equations , it ...
... sides . This can be done since the balance is not thereby disturbed . Adding 1 to both sides , we find 3x = = 15 . Dividing both sides by 3 , we have x = 3 . Ans . ORAL EXERCISES In order to solve certain of the following equations , it ...
Σελίδα 11
... Sides of an Equation . We have already 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 . We have already 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 ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
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
Δημοφιλή αποσπάσματα
Σελίδα 241 - Then divide the first term of the remainder by the first term of the divisor...
Σελίδα 101 - 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 238 - 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 138 - Separate each number into its prime factors. Find the product of these factors, taking each factor the greatest number of times it occurs in any one of the given numbers.
Σελίδα 140 - Both terms of a fraction may be divided by the same number without changing the value of the fraction.
Σελίδα 238 - ... subtract the product from the dividend, and to the remainder annex the next period for the next dividend.
Σελίδα 102 - 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 73 - Any term may be transposed from one side of an equation to the other provided its sign be changed.
Σελίδα 143 - A fraction is reduced to its lowest terms when its numerator and denominator have no common factor except 1.
Σελίδα 227 - If 1 is added to the numerator of a certain fraction, the value of the fraction becomes f ; if 2 is added to the denominator, the value of the fraction becomes £. What is the fraction ? SUGGESTION.