(3n+2)(n+3)
3n2+11n+6
4y-16x=20
y=5+4x
(2x2-6x-5)+(-9x2+5x-4)
-7x2-x-9
What is the median? -1,0,-6,1,-1,-6,-5,-3
-2
Find the 11th term of the Geometric sequence 10,20,40
a11=10240
(n-1)(2n-2)
2n2-4n+2
y-x=-8
y=-8+x
(5p2-3)+(2p2-3p3)
-3p3+7p2-3
What is the mean? 7,2,5,7,6,9
6
Find the 12th term of the Geometric sequence 2,-4,8
a12=-4096
(2x+3)(2x-3)
4x2-9
3y=15x-12
y=5x-4
(4+2n3)+(5n3+2)
7n3+6
What is the mean? 8,6,4,10,5,0,3,5,4
5
Find the 11th term of the Geometic sequence 2,-6,18
a11=118098
(5x-2)(5x-8)
25x2-50x+16
8x-4y=-4
y=1+2x
(3a2+1)-(4+2a2)
a2-3
What is the range of the numbers? 8,5,7,4,7,7,5,8
4
Find the 9th term of the Geometric sequence 4,16,64
a9=262144
(5v+4)(3v-6)
15v2-18v-24
3y-21=12x
y=4x+7
(3x4-3x)-(3x-3x4)
6x4-6x
What is the mode of the numbers? 5,5,5,2,8,2
5
Find the 12th term of the Geometric sequence 1,-2,4
a12=-2048