Factor:
15x2 - 35x
Solution:
15x2 - 35x
5x(3x) - 5x(7)
5x(3x-7) //
Factor:
x2 + 14x + 49
Solution:
x2 + 14x + 49
(x)2 + 2(x)(7) + (7)2
(x+7)2 //
Factor:
4b3 - 4
Solution:
4b3 - 4
4(b3) - 4(1)
4(b3-1)
4(b-1)(b2 + b + 12)
4(b-1)(b2 + b + 1) //
Factor:
9x2 - 16
Solution:
9x2 - 16
(3x)2 - (4)2
(3x+4)(3x-4) //
Factor:
4x2 - 20x + 25
Solution:
4x2 - 20x + 25
(2x)2 - 2(2x)(5) + (5)2
(2x-5)2 //
Factor:
2b6 - 162b2
Solution:
2b6 - 162b2
2b2(b4) - 2b2(81)
2b2(b4-81)
2b2(b2+9)(b2-9)
2b2(b2+9)(b+3)(b-3) //
Factor:
25x2 - 49y2
Solution:
25x2 - 49y2
(5x)2 - (7y)2
(5x+7y)(5x-7y) //
Factor:
9x2 + 24x + 16y2
Solution:
9x2 + 24x + 16y2
(3x)2 + 2(3x)(4y) + (4y)2
(3x+4y)2 //
Factor:
6x2 - 6x - 12
Solution:
6x2 - 6x - 12
6(x2) - 6(x) - 6(2)
6(x2 - x -2)
6(x-2)(x+1) //
Factor:
x2 + 2x + 5x + 10
Solution:
x2 + 2x + 5x + 10
(x2+2x) + (5x+10)
x(x+2) + (5x+10)
x(x+2) + 5(x+2)
(x+2)(x+5) //
Factor:
x3 - 8
Solution:
x3 - 8
x3 - 8 = x3 - 23
(x-2)(x2 + 2x + 22)
(x-2)(x2 + 2x + 4) //
Factor:
6x3 - 5x2 - 54x + 45
Solution:
6x3 - 5x2 - 54x + 45
(6x3-5x2) - (54x+45) = x2(6x-5) - 9(6x-5)
(6x-5)(x2-9)
(6x-5)(x-3)(x+3) //
Factor:
3b5 + 15b4 - 18b7
Solution:
3b5 + 15b4 - 18b7
3b4(b) + 3b4(5) + 3b4(-6b3)
3b4(b + 5 - 6b3) //
Factor:
27x3 + 1
Solution:
27x3 + 1
27x3 + 1 = (3x)3 + 13
(3x+1)((3x)2 - (3x)(1) + 12))
(3x+1)(9x2 - 3x + 1) //
Factor:
-6x5 + 28x4 - 16x3
Solution:
-6x5 + 28x4 - 16x3
-2x3(3x2) - 2x3(-14x) - 2x3(8)
-2x3(3x2 - 14x + 8)
-2x3(3x2 - 12x - 2x + 8)
(3x2-12x) - (2x+8) = 3x(x-4) - 2(x-4)
3x3 - 14x + 8 = (x-4)(3x-2)
-2x3(x-4)(3x-2) //