Basic Mathematics for Television and RadioPrentice-Hall, 1953 - 405 σελίδες |
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Σελίδα 23
... indicated , we use cancellation ; that is , the numerator and denominator are divided by all the common factors . Factors of a number are those numbers which , when multiplied together , will produce that number . This definition may ...
... indicated , we use cancellation ; that is , the numerator and denominator are divided by all the common factors . Factors of a number are those numbers which , when multiplied together , will produce that number . This definition may ...
Σελίδα 42
... indicate addition and subtraction must be carefully distinguished from the use of the signs + and to indicate in which ... indicated by the sign of the second number , as many units as there are in the absolute value of the second number ...
... indicate addition and subtraction must be carefully distinguished from the use of the signs + and to indicate in which ... indicated by the sign of the second number , as many units as there are in the absolute value of the second number ...
Σελίδα 88
... indicate the product of this sum and the common surd factor . If the surds are not similar , the sum may be indicated only . Thus : = ( a ) 4 √5 +3 √5 ( b ) a √b + c √b = ( c ) 4 √5 + 3 √20 = ( 4 + 3 ) √5 = 7 √5 = 7 · 2.236 ...
... indicate the product of this sum and the common surd factor . If the surds are not similar , the sum may be indicated only . Thus : = ( a ) 4 √5 +3 √5 ( b ) a √b + c √b = ( c ) 4 √5 + 3 √20 = ( 4 + 3 ) √5 = 7 √5 = 7 · 2.236 ...
Περιεχόμενα
CHAPTER PAGE 1 ADDITION SUBTRACTION MULTIPLICATION AND DIVISION IN ARITHMETIC | 3 |
DEFINITIONS AND SYMBOLS | 12 |
INVOLUTION AND EVOLUTION IN ARITHMETIC | 15 |
Πνευματικά δικαιώματα | |
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algebraic angle answer applied arithmetic Axiom base called Chapter Check circle circuit circumference coefficient common complex condition Construct COROLLARY curve decimal definition denominator difference direction distance divided division Draw drawn electrical engineering equal equation example exponent expression fact factor figure formula fraction frequency functions geometry given greater illustrated inches indicated involved length letters logarithms magnitude mathematical means measure method Multiply necessary negative Note obtained ohms operation parallel perpendicular places polygon positive possible practice Problems Prove quadratic quantity quotient radio radius ratio represented resistance result right angle root rule shown sides similar Simplify sine solution Solve square statement straight line substituted subtract Theorem triangle unit unknown usually vertical voltage volts wave zero