Vocabulary
(x+5)+(3x+9)
4x + 14
(3x+1)(2x+3)
6x2+11x+3
(2x-5)(3x+2)
6x2-11x-10
Simplify: 10y4/25y5
2/5y1
(-4x2+2x-3)+(5x2-4x+8)
x2-2x+5
(2x-4)(3x2-6x+1)
6x3-24x2+26x-4
-28x2y6
(6x2-5x+8)-(4x2-7x+9)
2x2+2x-1
(2x2-4x+6)(x2+5x-2)
2x4+6x3-18x2+38x-12
Simplify: a(a3-6a2+8a)
a4-6a3+8a2
Like terms need to have...(two things!!)
1. Same variables 2. Same exponents
(5x3+4x2-2x+2)+2(2x3-2x2+x+5)
9x3+12
(6x3+4x2-4x+5)-2(2x3-3x2+5x-5)
2x3+10x2-14x+15
Ms. Waters wants to know how many desks can fit in her classroom next year. The length of her classroom is x+5 ft and the width of her classroom is x-4 ft. What is the area of her classroom? Area = lw
x2+x-20 square ft
Simplify: -7y(-2y2+y+10)