Box and diamond
x²-5x-6
(x-6) (x+1)
(1,2) (2,4)
y=4x
6,9,12,15,18
f(n)=3n+3
artimetic
a3 b8 a4 y5
a7 * b13
x=6y+3
8y+4x=24
(5.25,0.37)
2x²-8x+6
2(x-3) (x-1)
(6,2) (4,3)
y=4x - 22
5,20,80,320
f(n)= 5 * 4n-1
Geometric
(a4 b6)9
a36 b54
y=2x+4
y=x+2
(-2,0)
x²+16x+63
(x+7) (x+9)
(6,12) (3,4)
y=2.67x - 4.02
4,-3,-10,-17
f(n)=-7n + 11
arithmetic
(323 x-25 y15)0
1
-x-4y=4
8x+4y=24
(4,-2)
4x²+34x+66
(2x+6) (2x+11)
(7,3) (12,9)
y=1.2x - 5.4
9,72,648,5832
f(n)=9 * 8n-1
Geometric
(a31 b4 c-2)3
a31 b7 C1
y=x-16
y=-x+14
(15,-1)
18x² + 69x +21
(2x+7) (9x+3)
(17,20.4) (19,29.62)
y=4.61x - 57.97
-3,18,-188,648
f(n)=-3*-6n-1
Geometric
(a-15 b7 c5)-6
b1/ a11 c-1
y=2x+2
4x+2y=38
(4.25,10.5)