x2+5x+6
(x+2)(x+3)
(3x2+4x+2)+(2x2-x+5)
5x2+3x+7
x2-4
x=-2,2
f(x)=2x3-5x2+4x+1
x->-8,f(x)->-8 and x->8,f(x)->8
x2+4
2 Imaginary
x2-9
(x-3)(x+3)
(4x2+7x-1)-(2x2-3x+4)
2x2+10x-5
x3+6x2+9x
x=0,-3
g(x)=-4x4+3x2-2
x->-8,g(x)->-8 and x->8,g(x)->-8
x3-2x2+3x-5
1 real and 2 imaginary
4x2-25
(2x-5)(2x+5)
(2x+3)(x2-5x+2)
2x2-7x2-11x+6
2x4-8x3-16x2
x=-1.5,0,5.5
h(x)=x5-2x2+5x+3
x->-8,h(x)->-8 and x->8,h(x)->8
2x4+7x2-3
2 real and 2 imaginary
x3-8
(x-2)(x2+2x+4)
Divide 4x3-2x2+7 by x+2
4x2-10x+20-(33/x+2)
(x-1)(x+2)(x-3)
x=1,-2,3
p(x)=3x6-2x4+7x2+1
x->-8,p(x)->8 and x->8, p(x)->8
x5-4x3+2x2+1
3 real and 2 imaginary
x4-16
(x2-4)(x2+4)
Divide 2x3+4x2-5 by x-3
2x2+10x+31+(85/x-3)
x3-5x2+4x
x=0,1,4
-2x5+4x3-5x2+3
x->-8,f(x)->8 and x->8,f(x)->-8
3x6-6x4+2x2-5
2 real and 4 imaginary