warmups:. a 9-1 multiplying monomials objective: to find the area or volume of a shape. standard...
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Warmups:
31( )(15 )5p p
3 2(2 )x y 2 4 2 2( 5 ) [(2 ) ]mn mn
4 7a a
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awwwwwwwwwww
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9-1 Multiplying MonomialsObjective: To find the area or volume of a shape.
Standard 10.0
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Negative numbers and Powers
(-5)2 = (-5)(-5) = 25
(-5)3 = (-5)(-5)(-5) = -125
-52 = -(5)2 = -25
Even exponent = positive #, Odd exponent = negative #
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TOO1. (-3x)3
2. -(4x5y)3
3. (6xy5)(-3xy2)
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•Things that are multiplied together are called…
▫FACTORS!
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Zero Power•Anything to the zero power is….. ?
▫1012 0x 012x
0 53x y
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Example 1
23a b
Find the area of the shape.
Area = (length)(width)
2 25a b
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Example 2Find the volume of the shape.
Volume = (length)(width)(height)
3ab
4 22a b32b
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Your turn!
1. Pick a shape: or
2. Label the sides with monomials1. Don’t be afraid to use negative coefficients
and fractions 3. Switch with a partner (across the aisle)4. Partner will find area or volume5. Switch back and check answer
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Homework•9-1 Practice (worksheet)
If your homework doesn’t make you smile, I hope this little guy does!!
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Whiteboards •Whiteboard•Sock•marker
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Big Yellow Dice Game!!
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Review33
22( )7
41( )5
0 29x y
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Review9 6( )( )x x 15x
2( 13 )x 2169x
4 3(7 )(8 )x x 756x
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Review3 5(2 )x y 15 532x y
46x
3 4(4 )(3 )x y x y7 212x y
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Review4 2 4 3(5 ) (2 )x x 20200x
2 26 9 3x xy y
2 2 2(6 ) ( 8 2 )x xy y xy y
2 2( 3 9) ( 9 4 6)x x x x 28 7 3x x
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Review4(5 7 )x y 20 28x y
13x8 5( )( )x x
2( 12 )x 12144x
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Math LabTo review Adding and Multiplying Monomials.
Standard 10.0
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Math Lab Warmups
7 2 4 3(3 ) (2 )x x
2 2 2(2 3 ) ( 5 2 )x xy y xy y
2 2(7 4 11) ( 9 3 5)x x x x
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Let’s review some concepts..
•Rules of exponents
•Factors are __________________•Zero Exponent rule: ______________
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Review4 2 4 3(5 ) (2 )x x 20200x
2 26 9 3x xy y
2 2 2(6 ) ( 8 2 )x xy y xy y
2 2( 3 9) ( 9 4 6)x x x x 28 7 3x x
![Page 23: Warmups:. a 9-1 Multiplying Monomials Objective: To find the area or volume of a shape. Standard 10.0](https://reader035.vdocuments.pub/reader035/viewer/2022062805/5697c0121a28abf838ccc46e/html5/thumbnails/23.jpg)
Review4(5 7 )x y 20 28x y
13x8 5( )( )x x
2( 12 )x 12144x
![Page 24: Warmups:. a 9-1 Multiplying Monomials Objective: To find the area or volume of a shape. Standard 10.0](https://reader035.vdocuments.pub/reader035/viewer/2022062805/5697c0121a28abf838ccc46e/html5/thumbnails/24.jpg)
Around the World
•Get out a piece of paper•Label it “Around the world”•Number each question 1-10•Show all of your work