1: x(2x + 1)
3x + 1
4x
2x2 + x
x2 + x
2: 4x(2x2 + x)
8x3 + 4x2
8x3 + x
x + 4x2
x3 + 4x2
3: (x + 1)(x + 4)
4x2 + 4
4x2 + 5x + 4
x2 + 4x + 4
x2 + 5x + 4
4: (x - 2)(x - 3)
x2 - 2x - 6
x2 - 5x + 6
2x2 + 5x + 6
2x2 - 5x + 6
5: (x + 5)(x - 4)
2x2 + x - 20
2x2 + 5x - 20
x2 - 4x - 20
x2 + x - 20
6: (2x + 6)(x - 2)
3x2 - 12x - 12
2x + 2x2 + 2
2x2 + 2x - 12
3x2 + 2x - 12
7: (5x - 5)(5x + 5)
25x2 - 25
25x2 - 25x - 25
10x2 - 50x - 25
10x2 - 25
8: (x2 + 3x)(x + 1)
x3 + 3x2 + 3x
x3 + 4x2 + 3x
2x2 + 4x + 3
2x3 + 4x2 + 3x
9: (9x2 + 5x - 10) (3x + 11)
27x3 + 14x2 + 12x + 110
16x3 + 114x2 + 12x -110
21x3 + 114x2 + 25x + 110
27x3 + 114x2 + 25x - 110
10: (-12x - 7) (-8x2 - 8x - 8)
96x3 + 152x2 + 152x - 56
96x3 + 152x2 + 152x + 56
96x3 + 152x + 56
8x2 - 20x - 15
11: (-9x + 3) (-3x2 - 4x - 4)
x3 + 27x2 + 24x - 12x
-27x2 + 27x2 + 24x - 12
27x2 + 27x3 + 24x - 12x
27x3 + 27x2 + 24x - 12
12: (3x2 + 3x + 10) (12x + 7)
36x3 + 57x2 + 141x + 70
36x2 + 57x + 141x + 70
15x3 + 57x2 + 141x
15x2 + 57x + 141x + 70
13: (-8x - 10) (-3x2 - 12x + 4)
-24x3 + 126x2 + 88x - 40
24x3 + 126x2 + 88x - 40
-3x3 - 20x - 6
-24x3 - 20x - 6
14: (-5) (-8x3 + 6x2 + 3x - 12)
40x2 - 30x2 - 15x + 60
40x3 - 30x2 - 15x - 60
40x3 - 30x2 - 15x + 60
40x3 - 30x2 - 5x + 60
15: (7x + 3) (11x2 + 12x - 9)
11x2 + 19x - 6
x3 + 117x2 - 27x - 27
11x3 + 117x2 - 27x - 27
77x3 + 117x2 - 27x - 27
2007-06-25 06:29:28 · 7 answers · asked by kitara 1 in Science & Mathematics ➔ Mathematics
Hi,
1: x(2x + 1)
2x² + x
2: 4x(2x2 + x)
8x³ + 4x²
3: (x + 1)(x + 4)
x² + 5x + 4
4: (x - 2)(x - 3)
x² - 5x + 6
5: (x + 5)(x - 4)
x² + x - 20
6: (2x + 6)(x - 2)
2x² + 2x - 12
7: (5x - 5)(5x + 5)
25x² - 25
8: (x² + 3x)(x + 1)
x³ + 4x² + 3x
9: (9x² + 5x - 10) (3x + 11)
27x³ + 114x² + 25x - 110
10: (-12x - 7) (-8x² - 8x - 8)
96x³ + 152x² + 152x + 56
11: (-9x + 3) (-3x² - 4x - 4)
27x³ + 27x² + 24x - 12
12: (3x² + 3x + 10) (12x + 7)
36x³ + 57x² + 141x + 70
13: (-8x - 10) (-3x² - 12x + 4)
24x³ + 126x² + 88x - 40
14: (-5) (-8x³ + 6x² + 3x - 12)
40x³ - 30x² - 15x + 60
15: (7x + 3) (11x² + 12x - 9)
77x³ + 117x² - 27x - 27
I hope that helps!! :-)
2007-06-25 06:47:56 · answer #1 · answered by Pi R Squared 7 · 0⤊ 0⤋
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2016-10-03 02:48:28 · answer #2 · answered by ? 4 · 0⤊ 0⤋
1. C
2. A
3. D
4. B
5. D
use these answers as examples to help you solve the others, otherwise you'll continue to struggle iwth it
2007-06-25 06:37:59 · answer #3 · answered by JJ 5 · 0⤊ 0⤋
1: x(2x + 1)
x * 2x = 2x^2
x * 1 = x
So 2x^2 + x.
If you are really having that much trouble with the work, you need to talk to your teacher about help.
2007-06-25 06:36:45 · answer #4 · answered by TychaBrahe 7 · 0⤊ 0⤋
What Bdab33 said! I'm not doing your whole math assignment!
2007-06-25 06:37:30 · answer #5 · answered by Becky M 4 · 0⤊ 0⤋
These sites have been very helpful for me.
webmath.com
mathisfun.com
ask.com (often takes you to answers just like your from justanswer.com)
algebrahelp.com
algebra.com
mathassignment.com
bagtrix.com
2007-06-25 06:35:27 · answer #6 · answered by Bdab33 2 · 0⤊ 0⤋
please dont be a failure in life. don't count on someone else to do your own work. when you have a specific problem, then someone can help you on that problem.
2007-06-25 06:39:44 · answer #7 · answered by Anonymous · 0⤊ 0⤋