(4y+5)+(-7-1)
-3y+4
6v(2v+3)
12v2+18v
Coefficient of x2 in expansion of (2+x)5
80
x2+3x+2
(x+2)(x+1)
(m2-7m-11)÷(m-8)
m+1-3/m-8
(-x2+3x)-(5x+2x2)
-3x2-2x
7(-5v-8)
-35v-56
Coefficient of x in expansion of (x+3)5
405
x2+x-6
(x+3)(x-2)
(n2-n-29)÷(n-6)
n+5+1/n-6
(x3-3x+1)-(x3+7-12x)
9x-6
(2n+2)(6n+1)
12n2+14n+2
Coefficient of b in expansion of (3+b)4
108
a2+a-12
(a+4)(a-3)
(n2+10n+18)÷(n+5)
n+5-7/n+5
(6x2-4w-1)+(-4+2x2+8x)
4x2-9x+5
(6n2-6n-5)(7n2+6n-5)
42n4-6n3-101n2+25
Coefficient of x3y2 in expansion of (x-3y)5
90
(b+4)2 or (b+4)(b+4)
(2x2-17x-38)÷(2x+3)
x-10-8/2x+3
(w2-4w-1)+(-5+5w2-3w)
6w2-7w-6
(m2-7m-6)(7m2-3m-7)
7m4-52m3-28m2-67m+42
Coefficient of a2 in expansion of (2a+1)5
40
x2+21x+100
prime
(42x2-33)÷(7x+7)
6x-6+9/7x+7