 | George Henry Van Tuyl - 1915 - 466 σελίδες
...side = (6 ft.)" = 26 sq. ft. Adding the several results gives [10» + 2 x (10 x 5) + 6J] sq. ft. = 226 sq. ft. This result may be expressed as follows :...of two figures is equal to the square of the tens phis twice the product of the tens by the units plus the square of the units. By careful inspection... | |
 | John Henry Moore, George Washington Miner - 1915 - 538 σελίδες
...22 = 4 402+2(40x2) + 22= 1764 238. In the preceding process it is shown that the square of a number is equal to the square of the tens plus twice the product of the tens ly the units, plus the square of the units. 239. I2 = 1, 102 = 100, 1002 = 10000, and so on ; 92 =... | |
 | George Wentworth, David Eugene Smith - 1915 - 320 σελίδες
...more figures may be regarded as composed of tens and units. Therefore, The square of a number contains the square of the tens, plus twice the product of the tens and units, plus the square of the units. This is the most important principle in square root and should... | |
 | George Wentworth, David Eugene Smith - 1915 - 588 σελίδες
...more figures may be regarded as composed of tens and units. Therefore, The square of a number contains the square of the tens, plus twice the product of the tens and units, plus the square of the units. This is the most important principle in square root and should... | |
 | Eva F. Buker - 1915 - 436 σελίδες
...of 20 X 5, 625 and the square of 5 conFIG. LII s.-25 9. The square of a number of two figures equals the square of the tens plus twice the product of the tens and the units plus the square of the units. 10. Regarding each number as composed of tens and units,... | |
 | William James Milne - 1916 - 376 σελίδες
...10) 169 100 + 2 = 10 2 +2(10x3) f The square of any integer composed of tens and units is equal to f the square of the tens, plus twice the product of the tens and the its, plus the square of the units. EXERCISES 522. i. Find the square of the number 14. SOLUTION... | |
 | George Wentworth, David Eugene Smith, Joseph Clifton Brown - 1917 - 264 σελίδες
...more figures may be regarded as composed of tens and units. Therefore The square of a number contains the square of the tens, plus twice the product of the tens and units, plus the square of the units. This important principle in square root should be clearly... | |
 | Michael Vincent O'Shea, Ellsworth D. Foster, George Herbert Locke - 1918 - 932 σελίδες
...rule, the square of any number composed of two figures may be found: The square of any number composed of two figures Is equal to the square of the tens, plus twice the product of the tens and the units, plus the square of the units. Square 35. Process: (35)2=302+2(30X5) +52=900+ 2(150)+25=900+300+25=1,225.... | |
 | George Wentworth - 1919 - 266 σελίδες
...methods. Square Root. It is easily seen by algebraic multiplication that The square of a number contains the square of the tens, plus twice the product of the tens and units, plus the square of the units. Since 1 = 12, 100 =102, 10,000 = 1002, and so on, it is evident... | |
 | George Wentworth, David Eugene Smith - 1919 - 268 σελίδες
...methods. Square Root. It is easily seen by algebraic multiplication The square of a number contains the square of the tens, plus twice the product of the tens and units, plus the square of the units. Since 1 = 1 2 , 100 =10 2 , 10,000 = 100 2 , and so on, it... | |
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O/TENS and UNITS is equal to the square of the tens, plus twice the product of the tens into the units, plus the square of the units. 
