Adding Polynomials
(9x+5)+(5x+7)
14x+12
(4x+3)-(3x-1)
x+4
8b^8*10b^7
80b^15
What do the letters in FOIL stand for?
First, Outer, Inner, Last
2t(-t^2+4t)
-2t^3+8t^2
(2p^2+6p+3)+(8p^2-3p)
10p^2+3p+3
(7s^2+7s+5)-(3s^2+s)
4s^2+6s+5
(5t^9)(5t^6)
25t^15
(4x+2)(3x+1)
12x^2+10x+2
2(2j^2-7)
4j^2-14
(9s^4+8)+(s^4+3s+1)
10s^4+3s+9
(9a^5+9a+3)-(4a^2+a+1)
9a^5-4a^2+8a+2
4r^5*8r
32r^6
(3u-3)(3u+2)
9u^2-3u-6
y(-y^2+8)
-y^3+8y
(9b+2)+(6b+3)
15b+5
(4q+7)-(3q+9)
q-2
9k*7k
63k^2
(2p-3)(2p+3)
4p^2-9
3x(x^4-2x^2+3)
3x^5-6x^3+9x
What do like terms have?
The same variables (letters) raised to the same powers (exponents)
(7x^3+2x^2+4x+5)-(3x^3+x^2+4x+2)
4x^3+x^2+3
(4x^24)(10x^68)
40x^92
(x+3)(6x-4)
6x^2+14x-12
5(-c^7+10c^5-2c^3-7)
-5c^7+50c^5-10c^3-35)