Essentials of Algebra: for Secondary Schools
Essentials of Algebra: for Secondary Schools
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In our eReader you can find the full English version of the book. Read Essentials of Algebra: for Secondary Schools Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Essentials of Algebra: for Secondary Schools
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To quickly assess the difficulty of the text, read a short excerpt:
41. 42. 43. 44. 45.
3 a 2 + 3 a + 1.
46.
x 5 -y 5 = 31. Fl? — jf '» 1.
# 2 = x + ?/. Y 2 = 3y-x.
f Vs 2 + 7 = 6-y.
I V« 4 + 22?/ 2 = 22 - a 2 .
53ar 2 -128a*/+64?/ 2 =5.
26 a 2 - 62ajy + 32 ?/ 2 =5.
f #?/ — (x — y) = 1. \x 2 y 2 + (x-yy = 13.
\^xy+(x-y)=-S. [xy(x-y)=-S4:.
x 2 — xy -\-y 2 = 12. Tf 3 + t/ 3 + 3 xy = 48.
a 2 + a*/ + ?/ 2 = 7. X + y = 5 + xy.
2x 2 -\-2y 2 = 5xy. At + y 5 = 33.
a? 2 — 2 #?/ + 3xz = —16. 2a?-3?/ = 7. 3a> + 5z = -14.
PROBLEMS. Note. In the following problems, as in th...ose of § 268, only those answers are to be retained which satisfy the given conditions.
281. 1. The sum of the squares of two numbers is 52, and their difference is one-fifth of their sum. Find the numbers.
2. The difference of the squares of two numbers is 16, and their product is 15. Find the numbers.
SIMULTANEOUS EQUATIONS. 259 3. If the length of a rectangular field were increased by 2 rods, and its width diminished by 5 rods, its area would be 80 square rods ; and if its length were diminished by 4 rods, and its width increased by 3 rods, its area would be 168 square rods.
What to read after Essentials of Algebra: for Secondary Schools?
You can find similar books in the "Read Also" column, or choose other free books by Webster Wells to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
41. 42. 43. 44. 45.
3 a 2 + 3 a + 1.
46.
x 5 -y 5 = 31. Fl? — jf '» 1.
# 2 = x + ?/. Y 2 = 3y-x.
f Vs 2 + 7 = 6-y.
I V« 4 + 22?/ 2 = 22 - a 2 .
53ar 2 -128a*/+64?/ 2 =5.
26 a 2 - 62ajy + 32 ?/ 2 =5.
f #?/ — (x — y) = 1. \x 2 y 2 + (x-yy = 13.
\^xy+(x-y)=-S. [xy(x-y)=-S4:.
x 2 — xy -\-y 2 = 12. Tf 3 + t/ 3 + 3 xy = 48.
a 2 + a*/ + ?/ 2 = 7. X + y = 5 + xy.
2x 2 -\-2y 2 = 5xy. At + y 5 = 33.
a? 2 — 2 #?/ + 3xz = —16. 2a?-3?/ = 7. 3a> + 5z = -14.
PROBLEMS. Note. In the following problems, as in th...ose of § 268, only those answers are to be retained which satisfy the given conditions.
281. 1. The sum of the squares of two numbers is 52, and their difference is one-fifth of their sum. Find the numbers.
2. The difference of the squares of two numbers is 16, and their product is 15. Find the numbers.
SIMULTANEOUS EQUATIONS. 259 3. If the length of a rectangular field were increased by 2 rods, and its width diminished by 5 rods, its area would be 80 square rods ; and if its length were diminished by 4 rods, and its width increased by 3 rods, its area would be 168 square rods.
What to read after Essentials of Algebra: for Secondary Schools?
You can find similar books in the "Read Also" column, or choose other free books by Webster Wells to read onlineMoreLess
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