Addition
(-5x-2+y) + (-3y+5x+2)
-2y
(-9x+4y) - (12x+5y)
-21x-y
(3x+4)(-4x-1)
-12x2-19x-4
(27x3+12x)/(3x2+3)
9x+(-15x)/3x2+3
What is a variable?
A letter that represents a number.
(12x+3y) + (2x-7y)
14x-4y
(9x+5) - (3x+2)
5x2-x-2
(5x-3)(2x+1)
10x2-x-3
(x2+12x+35)/(x+5)
x+7
What is a polynomial?
A mathematical expression consisting of 4 or more numbers.
(2x2+4x-1) + (4x2+x+2)
6x2+5x+1
(5x2-4x) - (3x+2)
5x2-7x-2
(y+7)(y-7)
y2-49
(2x3-5x2-8x+15)/(x-3)
2x2+x-5
What is division?
To separate a number by taking out as many pieces of that number as possible.
(3x3-5x2+4) + (2x3+3x-1)
5x3-5x2+3x-3
(6x2-10) - (2x2+5x+7)
4x2-5x-17
(x+6)(2x+2)
2x2+14x+12
(-3h2+15)/(h-5)
-3h-15-60/h-5
What is a coefficient?
The number that comes before the variable.
(2x+3)+(x-1)
3x+2
(x3+5x-1) - (3x3+2x2-4)
-2x3-2x2+5x+3
(4x+3)(7x-5)
28x2+x-15
(4x3-2x2-3)/(2x2-1)
2x-1+2x-4/2x2-1
Your word is Polynomial. How do you spell it?
I-T