Mean
What is the mean of this set of numbers?
(2,10,5,4,8)
5.8
y = (x + 5)² + 8
(-5,8)
(x + 3)(3x + 4)
(3x2 + 13x + 12)
x² + 8x + 15
(x + 3)(x + 5)
What is the mean of this set of numbers (round to the nearest tenths)
(5,12,10,8,9,6,15)
9.3
y = -(x - 3)² + 4
(3,4)
(3x + 5)(5x + 2)
(15x2 + 31x + 10)
x² - 9x - 14
(x - 2)(x - 7)
What is the mean of this set of numbers?
0|1 2 2 5
1|1 2 3 6
7.75
y = 2(x - 8)² - 10
(8,-10)
(4x2 + 3x)(5x + 6)
(20x3 + 39x2 + 18x)
x3 - 4x² + 9x - 36
(x2 + 9)(x - 4)
What is the mean of this set of numbers?
0|4 7
1|5 9
2|0 4
14.83...
y = 3(x + 1)² - 7
(-1,-7)
(2x2 + 5x + 8)(4x + 3)
(8x3 + 26x2 + 47x + 24)
x4 - 13x2 + 40
(x2 - 5)(x2 - 8)
What is the mean of this set of numbers?
15, 27, 30, 10, 13, 34, 29, 40, 3
22.3...
y = 2(x - 8)² + 4(3-5)
(8,-8)
(5x2 + 2x + 5)(2x2 + 4x + 8)
(10x4 + 24x3 + 58x2 + 36x +40)
-2x2y + x3 - 2y2 +xy
(x - 2y)(x2 + y)