Adding/Subtracting Polynomials
What is x+4x?
5x
Find the product x2-16
(x+4)(x-4)
Solve for x: 2x-4=10
x=7
What is 4x-x?
3x
Find the product (x+5)(x-4)
x2+x-20
Solve for x: 5x+25=50
x=5
What is (x3+2x2+x)+(x3-x2+x)
2x3+x2+2x
Find the product (x2+2)(x2+3)
x4+5x2+6
Solve for x: 4(2x+6)=0
x=-3
What is 500x100-400x100?
100x100
Find the product 25x2-16y2
(5x+4y)(5x-4y)
Solve for x: 5(2x+10)=20
x=-3
Find the product (x+1)(x+2)(x+3)
x3+6x2+11x+6
Solve for x: 4(x+2)=x+11
x=1