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Section 6.2 Use Multiplication Properties of Exponents

Simplify Expressions with Exponents

In the following exercises, simplify.

Simplify Expressions Using the Product Property for Exponents

In the following exercises, simplify each expression.

Simplify Expressions Using the Power Property for Exponents

In the following exercises, simplify each expression.

Simplify Expressions Using the Product to a Power Property

In the following exercises, simplify each expression.

( 10 x y z ) 3

1000 x 3 y 3 z 3

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Simplify Expressions by Applying Several Properties

In the following exercises, simplify each expression.

( 4 a 3 b 2 ) 3

64 a 9 b 6

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( 2 q 3 ) 4 ( 3 q ) 2

48 q 14

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( 1 3 x 2 ) 2 ( 1 2 x ) 3

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( 2 5 m 2 n ) 3

8 125 m 6 n 3

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Multiply Monomials

In the following exercises 8, multiply the monomials.

( −9 n 7 ) ( −16 n )

144 n 8

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( 7 p 5 q 3 ) ( 8 p q 9 )

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( 5 9 a b 2 ) ( 27 a b 3 )

15 a 2 b 5

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Section 6.3 Multiply Polynomials

Multiply a Polynomial by a Monomial

In the following exercises, multiply.

−4 ( y + 13 )

−4 y 52

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−6 u ( 2 u + 7 )

−12 u 2 42 u

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3 q 2 ( q 2 7 q + 6 ) 3

3 q 4 21 q 3 + 18 q 2

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( b 4 ) · 11

11 b 44

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Multiply a Binomial by a Binomial

In the following exercises, multiply the binomials using: the Distributive Property, the FOIL method, the Vertical Method.

( 6 y 7 ) ( 2 y 5 )

12 y 2 44 y + 35 12 y 2 44 y + 35 12 y 2 44 y + 35

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In the following exercises, multiply the binomials. Use any method.

( y 4 ) ( y 8 )

y 2 12 y + 32

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( q + 16 ) ( q 3 )

q 2 + 13 q 48

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( 5 m 8 ) ( 12 m + 1 )

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( u 2 + 6 ) ( u 2 5 )

u 4 + u 2 30

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( 9 x y ) ( 6 x 5 )

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( 8 m n + 3 ) ( 2 m n 1 )

16 m 2 n 2 2 m n 3

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Multiply a Trinomial by a Binomial

In the following exercises, multiply using the Distributive Property, the Vertical Method.

( n + 1 ) ( n 2 + 5 n 2 )

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( 3 x 4 ) ( 6 x 2 + x 10 )

18 x 3 21 x 2 34 x + 40 18 x 3 21 x 2 34 x + 40

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In the following exercises, multiply. Use either method.

( y 2 ) ( y 2 8 y + 9 )

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( 7 m + 1 ) ( m 2 10 m 3 )

7 m 3 69 m 2 31 m 3

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Section 6.4 Special Products

Square a Binomial Using the Binomial Squares Pattern

In the following exercises, square each binomial using the Binomial Squares Pattern.

( q 15 ) 2

q 2 30 q + 225

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( 8 u + 1 ) 2

64 u 2 + 16 u + 1

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( 4 a 3 b ) 2

16 a 2 24 a b + 9 b 2

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Multiply Conjugates Using the Product of Conjugates Pattern

In the following exercises, multiply each pair of conjugates using the Product of Conjugates Pattern.

( y + 2 5 ) ( y 2 5 )

y 2 4 25

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( 12 c + 13 ) ( 12 c 13 )

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( 6 r ) ( 6 + r )

36 r 2

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( u + 3 4 v ) ( u 3 4 v )

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( 5 p 4 4 q 3 ) ( 5 p 4 + 4 q 3 )

25 p 8 16 q 6

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Recognize and Use the Appropriate Special Product Pattern

In the following exercises, find each product.

( 6 a + 11 ) ( 6 a 11 )

36 a 2 121

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( 5 x + y ) ( x 5 y )

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( c 4 + 9 d ) 2

c 8 + 18 c 4 d + 81 d 2

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( p 5 + q 5 ) ( p 5 q 5 )

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( a 2 + 4 b ) ( 4 a b 2 )

4 a 3 + 3 a 2 b 4 b 3

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Section 6.5 Divide Monomials

Simplify Expressions Using the Quotient Property for Exponents

In the following exercises, simplify.

Simplify Expressions with Zero Exponents

In the following exercises, simplify.

( 12 0 ) ( −12 ) 0

1

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( 19 n ) 0 ( 25 m ) 0

0

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Simplify Expressions Using the Quotient to a Power Property

In the following exercises, simplify.

Simplify Expressions by Applying Several Properties

In the following exercises, simplify.

( 3 x 4 2 y 2 ) 5

343 x 20 32 y 10

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( 3 n 2 ) 4 ( −5 n 4 ) 3 ( −2 n 5 ) 2

10,125 n 10 4

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Divide Monomials

In the following exercises, divide the monomials.

64 a 5 b 9 −16 a 10 b 3

4 b 6 a 5

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144 x 15 y 8 z 3 18 x 10 y 2 z 12

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( 8 p 6 q 2 ) ( 9 p 3 q 5 ) 16 p 8 q 7

9 p 2

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Section 6.6 Divide Polynomials

Divide a Polynomial by a Monomial

In the following exercises, divide each polynomial by the monomial.

( 35 x 2 75 x ) ÷ 5 x

7 x 15

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550 p 6 300 p 4 10 p 3

55 p 3 30 p

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( 63 x y 3 + 56 x 2 y 4 ) ÷ ( 7 x y )

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96 a 5 b 2 48 a 4 b 3 56 a 2 b 4 8 a b 2

12 a 4 6 a 3 b 7 a b 2

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57 m 2 12 m + 1 −3 m

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105 y 5 + 50 y 3 5 y 5 y 3

21 y 2 + 10 1 y 2

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Divide a Polynomial by a Binomial

In the following exercises, divide each polynomial by the binomial.

( k 2 2 k 99 ) ÷ ( k + 9 )

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( v 2 16 v + 64 ) ÷ ( v 8 )

v 8

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( 3 x 2 8 x 35 ) ÷ ( x 5 )

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( n 2 3 n 14 ) ÷ ( n + 3 )

n 6 + 4 n + 3

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( 4 m 3 + m 5 ) ÷ ( m 1 )

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( u 3 8 ) ÷ ( u 2 )

u 2 + 2 u + 4

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Section 6.7 Integer Exponents and Scientific Notation

Use the Definition of a Negative Exponent

In the following exercises, simplify.

Simplify Expressions with Integer Exponents

In the following exercises, simplify.

( c −2 d ) ( c −3 d −2 )

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Convert from Decimal Notation to Scientific Notation

In the following exercises, write each number in scientific notation.

The thickness of a dime is about 0.053 inches.

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In 2015, the population of the world was about 7,200,000,000 people.

7.2 × 10 9

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Convert Scientific Notation to Decimal Form

In the following exercises, convert each number to decimal form.

1.5 × 10 10

15,000,000,000

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Multiply and Divide Using Scientific Notation

In the following exercises, multiply and write your answer in decimal form.

( 2 × 10 5 ) ( 4 × 10 −3 )

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( 3.5 × 10 −2 ) ( 6.2 × 10 −1 )

0.0217

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In the following exercises, divide and write your answer in decimal form.

9 × 10 −5 3 × 10 2

0.0000003

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Chapter practice test

For the polynomial 10 x 4 + 9 y 2 1
Is it a monomial, binomial, or trinomial?
What is its degree?

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In the following exercises, simplify each expression.

( 12 a 2 7 a + 4 ) + ( 3 a 2 + 8 a 10 )

15 a 2 + a 6

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( 9 p 2 5 p + 1 ) ( 2 p 2 6 )

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( 4 a 3 b 5 ) 2

16 a 6 b 10

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( −9 r 4 s 5 ) ( 4 r s 7 )

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3 k ( k 2 7 k + 13 )

3 k 3 21 k 2 + 39 k

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( v 9 ) ( 9 v 5 )

9 v 2 86 v + 45

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( 4 c 11 ) ( 3 c 8 )

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( n 6 ) ( n 2 5 n + 4 )

n 3 11 n 2 + 34 n 24

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( 2 x 15 y ) ( 5 x + 7 y )

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( 7 p 5 ) ( 7 p + 5 )

49 p 2 25

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( 87 x 15 y 3 z 22 ) 0

1

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12 x 2 + 42 x 6 2 x

6 x + 21 3 x

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( 70 x y 4 + 95 x 3 y ) ÷ 5 x y

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64 x 3 1 4 x 1

16 x 2 + 4 x + 1

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( y 2 5 y 18 ) ÷ ( y + 3 )

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Convert 83,000,000 to scientific notation.

8.3 × 10 7

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Convert 6.91 × 10 −5 to decimal form.

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In the following exercises, simplify, and write your answer in decimal form.

( 3.4 × 10 9 ) ( 2.2 × 10 −5 )

74,800

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8.4 × 10 −3 4 × 10 3

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A helicopter flying at an altitude of 1000 feet drops a rescue package. The polynomial −16 t 2 + 1000 gives the height of the package t seconds a after it was dropped. Find the height when t = 6 seconds.

424 feet

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Questions & Answers

what does preconceived mean
sammie Reply
physiological Psychology
Nwosu Reply
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Amanyire Reply
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Communication is effective because it allows individuals to share ideas, thoughts, and information with others.
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Every time someone flushes a toilet in the apartment building, the person begins to jumb back automatically after hearing the flush, before the water temperature changes. Identify the types of learning, if it is classical conditioning identify the NS, UCS, CS and CR. If it is operant conditioning, identify the type of consequence positive reinforcement, negative reinforcement or punishment
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Wekolamo
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ARC
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Skinner skipped the whole unconscious phenomenon and rather emphasized on classical conditioning
war
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Source:  OpenStax, Elementary algebra. OpenStax CNX. Jan 18, 2017 Download for free at http://cnx.org/content/col12116/1.2
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