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Polynomials Project

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by

Huiwen Zhen

on 31 January 2014

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Transcript of Polynomials Project

Master Bedroom Hallway Home
Theater Kitchen Indoor
Greenhouse Library 15x 2 2x x -10 3 Polynomials Project! by Huiwen Zhen x +21x-5 2 10x +6x 10x +15y -10 2 3x -11x 3 50y -7x 2 10y 3y+1 2x -10y 3 x +6y+2 3 8x +24x 2 12xy+5 Calculations: Master Bedroom Length: 15x
Width: 10x +15y -1o
Area: 150x +225x y -150x =140,625ft
Perimeter: 50x +30y -20=1,500ft
Cost for Flooring (Hardwood): $562,500 2 2 4 2 2 2 2 2 2 2 2 Hardwood: $4/sq. ft.
x= 5; y=3 Info! 150(5) +225(5) (3) -150(5) =
93,750+50,625-3,750=140,625ft
50(5) +30(3) -20=
1,250+270-20=1,500ft
$4(140,625ft )=$562,500
4 2 2 2 2 2 Calculations: Indoor Greenhouse Length: x -10
Width: 12xy+5
Area: 12x y+5x -120xy-50=21,025ft
Perimeter:2x +24xy-10=600ft
Cost of Flooring (Grass Rug): $63,075 2 2 2 3 3 4 3 Info! Grass Rug: $3/sq. ft.
x=5; y=3
12(5) (3)+5(5) -120(5)(3)-50=
22,500+375-1,850=21,025ft
2(5) +24(5)(3)-10=
250+360-10=600ft
$3(21,025ft )=$63,075 4 3 2 2 3 Calculations: Home Theater Length: x +21x-5
Width: 50y +7x
Area: -70x +50x y -147x -250y +35x=5,150ft
Perimeter: 2x + 100y +56x-1o=1,220ft
Cost of Flooring (Carpet): $43,775 2 2 Carpet: $8.50/sq. ft.
x=5; y=3 Info! -70(5) +50(5) (3) -147(5) -250(3) +35(5)=
-350+11,250-3,675-2,250+175=5,150ft
2(5) +100(3) +56(5)-10=
50+900+280-10=1,220ft
$8.50(5,150ft )=$43,775 3 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 Calculations: Kitchen Length: 2x -10y
Width: 8x +24x
Area: 16x +48x -80x y-240xy= 70,400ft
Perimeter: 4x +16x -48x-20y= 600ft
Cost of Flooring (Hardwood): $281,600 Calculations: Hallway Calculations: Library 3 2 5 4 3 2 2 2 2 2 2 2 3 5 4 16(5) +48(5) -80(5) (3)-240(5)(3)=
50,000+30,000-6,000-3,600=70,400ft
4(5) +16(5) -48(5)-20(3)=
500+400-240-60=600ft
$4(70,400ft )=$281,600
Hardwood: $4/sq. ft.
x=5; y=3 Info! Length: x +6y+2
Width: 3x -11x
Area: 3x -11x +18x y-6x -66xy-22x=46,400ft
Perimeter: 8x -22y+12y+4=978ft
Cost of Flooring (Carpet):$394,400 3 3 6 3 3 3 3 6 4 4 2 2 2 2 3(5) -11(5) +18(5) (3)-6(5) -66(5)(3)-22(5)=
46,875-6,875+6,750-125-990-110=46,400ft
8(5) -22(3)+12(3)+4=
1,00o-66+40=978ft
$8.50(46,400ft )=$394,400 Carpet: $8.50/sq. ft.
x=5; y=3 Info! Area: [(10y)(15x)]+[(2x)(10x +6x)]+[(3y+1)(8x +24x)]=8,300ft
Perimeter:6x +43x +15y +40x-10y-7=2,123ft
Cost of Flooring (Hardwood):$33,200 3 3 2 2 2 2 2 2 2 2 2 [(30)(75)]+[(10)(250+35)]+[(9+1)(200+120)]=
2,250+2,850+3,200=8,300ft
6(5) +43(5) +15(3) +40(5)-10(3)-7=
750+1,075+135+200-37=2,123ft
$4(8,300ft )=$33,200 Info! Hardwood: $4/sq. ft.
x=5; y=3
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