real number system
DESCRIPTION
Real Number System. Direction: Click on the link for your best choice. 1. When is a number both rational and irrational?. When it is a mixed number When it is a decimal When it is negative When it is an improper fraction Never. 2. Simplify: |-36| / 6. 6 - 6 30 216. - PowerPoint PPT PresentationTRANSCRIPT
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Real Number System
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1. When is a number both rational and irrational?
A. When it is a mixed numberB. When it is a decimalC. When it is negativeD.
When it is an improper fraction
E. Never
Direction: Click on the link for your best choice.
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2. Simplify: |-36| / 6
A. 6B. - 6C. 30D. 216
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3. Classify the real number 1.2348987645697.....
A. RationalB. IrrationalC. Rational and IntegerD. Natural, Whole, Integer,
and Rational
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4. Which number is not whole?
A. 0B.√49C. -1
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5. π (pi) is which of the following
A. IrrationalB. Irrational and IntegerC. RationalD. Rational and IntegerE. Rational and Irrational
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6. What is the smallest whole number?
A. -1B. 1C. 0D. 0.5D. -0.5
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7. The symbol used to represent the set of rational numbers is _____.
A. RB. WC. QD. ZE. I
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8. Simplify: (-2)x(-6)x(-7)
A. 15B. 84C. -15D. -84
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9.) x + 9 = 9 + x is an example of which property?
A. Associative Property of Addition
B. Additive IdentityC.
Commutative Property of Addition
D. Additive Inverse
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10. The square root of 31 is in which subset?
A. Natural numbersB. Counting numbersC. Rational numbersD. Irrational numbers
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11. ( x + 5 ) ( 7 + x ) = ( x + 5 )•( 7 )+( x + 5 )•( x )is an example of which property?
A. Associative Property of AdditionB.
Commutative Property of Multiplication
C. Associative Property of Multiplication
D. Distributive Property
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12. Back in your school days, you were taught how to plot numbers on a number-line, even the more offbeat ones like -59/3 and the square root of two. Where on the real number line should I be plotted?
A. Somewhere between 3 and -(infinity)B. It can't be plotted anywhereC. Exactly at 0D. Somewhere between -1 and 1
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13. René Descartes (1637) first coined the term "imaginary number" in a derogatory sense in his "La Geometrie", because such numbers were thought not to exist. Who was the first to introduce the symbol "i" to denote the square root of -1?
A. Jean-Robert ArgandB. Herschel Pinkes Remochel Krustofski, a.k.a. "Krusty the Clown"C. Leonhard Euler D. Abraham de Moivre
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14. x + ( y + 3 ) = (x + 3) + y is an example of which property?
A. Associative property of addition
B. Distributive propertyC. Additive identityD.
Commutative property of addition
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15. Which number is not an integer?
A. √81B. 4.3333...C. -2D. 0E. 7/1
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You’re Wrong
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You’re Wrong
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God Bless!........
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References Pictures:http://basineducation.uwex.edu/stcroix/Didyouknow/AliensAmongUs/Worms/Gif1.gif