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Βιβλία Βιβλία 131 - 140 από 174 για The square of a number composed of tens and units is equal to the square of the tens,....
" The square of a number composed of tens and units is equal to the square of the tens, plus twice the product of the tens by the units, plus the square of the units. tens? "
A Complete Arithmetic: Uniting Mental and Written Exercises in a Natural ... - Σελίδα 253
των Emerson Elbridge White - 1870 - 340 σελίδες
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Progressive Arithmetic, Complete, Βιβλία 2-3

William James Milne - 1907 - 512 σελίδες
...subtracting from 3844, there is a remainder of 244. and units. Since the largest square in 38 Since the square of a number composed of tens and units is equal to (the square of the tens') + (twice the product of the tens and the units) + (the square of the units), when the square of the...

Progressive Arithmetic: Third Book

William James Milne - 1907 - 366 σελίδες
...by 3) 13. 100+ 30 ( " " " by 10) 169 100 + 2 (30)+ 9 = 10 2 + 2(10x3)+ 3 2 The square of any integer composed of tens and units is equal to the square of the tens, plus ticice the product of the tens and the units, plus the square of the units. EXERCISES 522. 1. Find...

Essentials of Arithmetic, Oral and Written

John William McClymonds, David Rhys Jones - 1907 - 324 σελίδες
...finding the square root of numbers is necessary. From Sec. 296 we see that the square of a number is the square of the tens, plus twice the product of the tens and units, plus the square of the units; and from Sec. 300 we see that the number of figures in the...

Standard Algebra

William James Milne - 1908 - 464 σελίδες
...Writing 6 tens in the root, squaring, and subtracting from 3844, we have a remainder of 244. Since the square of a number composed of tens and units is equal to (the square of the tens) + (twice the product of the tens and the nuits) (the square of the units), when the square of the tens...

Grammar School Arithmetic

Bruce Mervellon Watson, Charles Edward White - 1908 - 415 σελίδες
...x (20 x 4 2 ) = 960 The cube of the units 4 s = 64 8000 + 4800 + 960 + 64 = 13824 Summary Tlie cube of a number composed of tens and units is equal to the cube of the tens plus 3 times the square of the tens multiplied by the units, plus 3 times the tens...

Complete Arithmetic, Τόμος 2

George Wentworth, David Eugene Smith - 1909 - 474 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...

Complete Arithmetic, Parts 2 and #3

George E. Mercer - 1909
...62)+ 63 = 203 + 6 x (3 x 202 + 3 x 20 x 6 + 62) = 8000 + 7200 + 2160 + 216 = 17,576. That is, the cube of a number composed of tens and units is equal to the cube of the tens + three times the square of the tens times the units + three times the tens times...

New Graded Lessons in Arithmetic, Βιβλίο 8

Wilbur Fisk Nichols - 1910
...6 30 + 6 180 + 36 900+180 900 + 2 (ISO) + 36 = 302 + 2 (30X6) + 62 = 1296 Learn: The square of any number composed of tens and units is equal to the square of the tetis, plus twice the product of the tens and the units, plus the square of the units. Using the initial...

Advanced Arithmetic

John William McClymonds, David Rhys Jones - 1910 - 324 σελίδες
...finding the square root of numbers is necessary. From Sec. 296 we see that the square of a number is the square of the tens, plus twice the product of the tens and units, plus the square of the units; and from Sec. 300 we see that the number of figures in the...

New Graded Lessons in Arithmetic: Part I-[III], Μέρος 3

Wilbur Fisk Nichols - 1911
...900 + 180 JXX)=30x30 3Q2+2 (30x6) +6 2 = 1296 180=30X6 900+2 (180)+36 = 1296 Learn: The square of any number composed of tens and units is equal to the...square of the tens, plus twice the product of the tens and the units, plus the square of the units. Using the initial letter t for tens and u for units, we...




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