Repaso Examen #2 Notación científica y leyes de exponentes

Escoge la contestacion correcta
Realiza los pasos de ser necesarios.

____	1.	¿Qué número NO está escrito en notación científica?
A. | | B. | | C. | | D. |

____	2.	¿Qué número está escrito en notación científica?
A. | | B. | | C. | | D. |

____	3.	Una persona de 39 años de edad ha vivido  horas. Escribe este número en forma estándar.
A. | 341,640 horas | C. | 34,164 horas
B. | 3,416,400 horas | D. | 34,164,000 horas

____	4.	Cierto planeta tiene un diámetro aproximado de  kilómetros. Escribe este número en forma estándar.
A. | 183,000 km | B. | 1,830,000 km | C. | 183 km | D. | 18,300 km

____	5.	El monte McKinley de Alaska se eleva a 20,320 pies sobre el nivel del mar, mientras que el monte Kosciusko de Australia se eleva 7,310 pies. ¿Qué diferencia de altura hay entre estas dos montañas? Expresa tu respuesta usando notación científica.
A. | pies | B. | 13,010 pies | C. | pies | D. | pies

Escribe en forma estándar.

____	6.	
A. | 25,000,000 | B. | 250,000 | C. | 2,500,000 | D. | 0.000000025

____	7.	
A. | 984 | B. | 98,400 | C. | 9,840,000 | D. | 98,400,000

Escribe el número en notación científica.

____	8.	79,400
A. | | B. | | C. | | D. |

____	9.	0.00000864
A. | | B. | | C. | | D. |

Completa la ecuación escribiendo el exponente que falta.

____	10.	3 
A. | –8 | B. | –3 | C. | 8 | D. | 4

____	11.	m
A. | 4 | B. | –3 | C. | –8 | D. | 8

Simplifica la expresión.

____	12.	
A. | –6.7 | B. | 0 | C. | 1 | D. | –1

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____	25.	
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Repaso Examen #2 Notación científica y leyes de exponentes
Answer Section

MULTIPLE CHOICE

	1.	ANS:	D	PTS:	1	DIF:	L2	REF:	8-2 Scientific Notation
OBJ:	8-2.1 Writing Numbers in Scientific and Standard Notations	
NAT:	NAEP 2005 N1d| NAEP 2005 N1f| ADP I.1.5| ADP I.2.2	TOP:	8-2 Example 1
KEY:	scientific notation	

	2.	ANS:	A	PTS:	1	DIF:	L2	REF:	8-2 Scientific Notation
OBJ:	8-2.1 Writing Numbers in Scientific and Standard Notations	
NAT:	NAEP 2005 N1d| NAEP 2005 N1f| ADP I.1.5| ADP I.2.2	TOP:	8-2 Example 1
KEY:	scientific notation	

	3.	ANS:	A	PTS:	1	DIF:	L2	REF:	2-8 Scientific Notation
OBJ:	2-8.2 Writing Numbers in Standard Form		NAT:	NAEP N1f
TOP:	2-8 Example 2			KEY:	scientific notation | standard form
DOK:	DOK 1

	4.	ANS:	D	PTS:	1	DIF:	L2	REF:	2-8 Scientific Notation
OBJ:	2-8.2 Writing Numbers in Standard Form		NAT:	NAEP N1f
TOP:	2-8 Example 2			KEY:	scientific notation | standard form
DOK:	DOK 1

	5.	ANS:	C	PTS:	1	DIF:	L3	REF:	2-8 Scientific Notation
OBJ:	2-8.1 Writing Numbers in Scientific Notation	NAT:	NAEP N1f
KEY:	scientific notation | word problem | problem solving	DOK:	DOK 1

	6.	ANS:	C	PTS:	1	DIF:	L2	REF:	2-8 Scientific Notation
OBJ:	2-8.2 Writing Numbers in Standard Form		NAT:	NAEP N1f
TOP:	2-8 Example 2			KEY:	scientific notation | standard form
DOK:	DOK 1

	7.	ANS:	B	PTS:	1	DIF:	L3	REF:	2-8 Scientific Notation
OBJ:	2-8.2 Writing Numbers in Standard Form		NAT:	NAEP N1f
KEY:	scientific notation | standard form	DOK:	DOK 1

	8.	ANS:	D	PTS:	1	DIF:	L2	REF:	8-2 Scientific Notation
OBJ:	8-2.1 Writing Numbers in Scientific and Standard Notations	
NAT:	NAEP 2005 N1d| NAEP 2005 N1f| ADP I.1.5| ADP I.2.2	TOP:	8-2 Example 2
KEY:	scientific notation	

	9.	ANS:	B	PTS:	1	DIF:	L2	REF:	8-2 Scientific Notation
OBJ:	8-2.1 Writing Numbers in Scientific and Standard Notations	
NAT:	NAEP 2005 N1d| NAEP 2005 N1f| ADP I.1.5| ADP I.2.2	TOP:	8-2 Example 2
KEY:	scientific notation	

	10.	ANS:	C	PTS:	1	DIF:	L3	
REF:	8-3 Mulitplication Properties of Exponents		OBJ:	8-3.1 Multiplying Powers
NAT:	ADP I.1.5| ADP J.1.1		
KEY:	multiplying powers with the same base | simplifying an exponential expression | exponential expression

	11.	ANS:	D	PTS:	1	DIF:	L3	
REF:	8-3 Mulitplication Properties of Exponents		OBJ:	8-3.1 Multiplying Powers
NAT:	ADP I.1.5| ADP J.1.1		
KEY:	multiplying powers with the same base | simplifying an exponential expression | exponential expression

	12.	ANS:	C	PTS:	1	DIF:	L2	REF:	8-1 Zero and Negative Exponents
OBJ:	8-1.1 Zero and Negative Exponents			NAT:	ADP J.1.1| ADP J.1.6
TOP:	8-1 Example 1			
KEY:	zero as an exponent | negative exponent | simplfying a power	

	13.	ANS:	A	PTS:	1	DIF:	L2	
REF:	8-5 Division Properties of Exponents		
OBJ:	8-5.1 Dividing Powers With the Same Base		NAT:	ADP I.1.5| ADP I.2.2| ADP J.1.1
TOP:	8-5 Example 1			
KEY:	dividing powers with the same base | exponential expression	

	14.	ANS:	D	PTS:	1	DIF:	L2	
REF:	8-5 Division Properties of Exponents		
OBJ:	8-5.1 Dividing Powers With the Same Base		NAT:	ADP I.1.5| ADP I.2.2| ADP J.1.1
TOP:	8-5 Example 1			
KEY:	dividing powers with the same base | exponential expression	

	15.	ANS:	A	PTS:	1	DIF:	L2	
REF:	8-3 Mulitplication Properties of Exponents		OBJ:	8-3.1 Multiplying Powers
NAT:	ADP I.1.5| ADP J.1.1		TOP:	8-3 Example 2		
KEY:	exponential expression | simplifying an exponential expression | multiplying powers with the same base

	16.	ANS:	D	PTS:	1	DIF:	L2	
REF:	8-3 Mulitplication Properties of Exponents		OBJ:	8-3.1 Multiplying Powers
NAT:	ADP I.1.5| ADP J.1.1		TOP:	8-3 Example 2		
KEY:	exponential expression | simplifying an exponential expression | multiplying powers with the same base

	17.	ANS:	C	PTS:	1	DIF:	L2	
REF:	8-4 More Multiplication Properties of Exponents	OBJ:	8-4.1 Raising a Power to a Power
NAT:	ADP I.1.5| ADP J.1.1		TOP:	8-4 Example 1		
KEY:	raising a power to a power | exponential expression | simplifying an exponential expression

	18.	ANS:	A	PTS:	1	DIF:	L2	
REF:	8-4 More Multiplication Properties of Exponents	OBJ:	8-4.2 Raising a Product to a Power
NAT:	ADP I.1.5| ADP J.1.1		TOP:	8-4 Example 4		
KEY:	raising a product to a power | exponential expression | simplifying an exponential expression

	19.	ANS:	D	PTS:	1	DIF:	L2	
REF:	8-4 More Multiplication Properties of Exponents	OBJ:	8-4.1 Raising a Power to a Power
NAT:	ADP I.1.5| ADP J.1.1		TOP:	8-4 Example 1		
KEY:	raising a power to a power | exponential expression | simplifying an exponential expression

	20.	ANS:	C	PTS:	1	DIF:	L2	REF:	8-1 Zero and Negative Exponents
OBJ:	8-1.1 Zero and Negative Exponents			NAT:	ADP J.1.1| ADP J.1.6
TOP:	8-1 Example 2			
KEY:	zero as an exponent | negative exponent | simplifying an exponential expression

	21.	ANS:	D	PTS:	1	DIF:	L2	REF:	8-1 Zero and Negative Exponents
OBJ:	8-1.1 Zero and Negative Exponents			NAT:	ADP J.1.1| ADP J.1.6
TOP:	8-1 Example 2			KEY:	negative exponent | simplifying an exponential expression

	22.	ANS:	A	PTS:	1	DIF:	L2	
REF:	8-3 Mulitplication Properties of Exponents		OBJ:	8-3.1 Multiplying Powers
NAT:	ADP I.1.5| ADP J.1.1		TOP:	8-1 Example 2		
KEY:	exponential expression | simplifying an exponential expression | multiplying powers with the same base

	23.	ANS:	B	PTS:	1	DIF:	L3	
REF:	8-3 Mulitplication Properties of Exponents		OBJ:	8-3.1 Multiplying Powers
NAT:	ADP I.1.5| ADP J.1.1		TOP:	8-3 Example 2		
KEY:	multiplying powers with the same base | exponential expression | simplifying an exponential expression

	24.	ANS:	D	PTS:	1	DIF:	L2	
REF:	8-5 Division Properties of Exponents		
OBJ:	8-5.1 Dividing Powers With the Same Base		NAT:	ADP I.1.5| ADP I.2.2| ADP J.1.1
TOP:	8-5 Example 1			
KEY:	dividing powers with the same base | exponential expression	

	25.	ANS:	B	PTS:	1	DIF:	L3	
REF:	8-5 Division Properties of Exponents		OBJ:	8-5.2 Raising a Quotient to a Power
NAT:	ADP I.1.5| ADP I.2.2| ADP J.1.1	TOP:	8-5 Example 4		
KEY:	raising a quotient to a power | simplifying an exponential expression | exponential expression