Question and answer
Factor the expression. x2 14x 45
Question
Asked 11/27/2014 8:36:55 AM
Updated 11/27/2014 9:40:43 PM
2 Answers/Comments
Flagged by janezeshun [11/27/2014 9:40:09 PM]
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Original conversation
User: Factor the expression. x2 14x 45

User: Factor the expression. x2 - 8x + 12

User: Factor the expression. x2 - 145x + 144

Question
Asked 11/27/2014 8:36:55 AM
Updated 11/27/2014 9:40:43 PM
2 Answers/Comments
Flagged by janezeshun [11/27/2014 9:40:09 PM]
New answers
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5
x^2 - 8x + 12
= x*x - 2x - 6x + (-2)*(-6)
= (x - 2)(x - 6)

Added 11/27/2014 9:40:03 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [11/27/2014 9:46:00 PM]
5
x^2 - 145x + 144
= x*x - x - 144x + (-1)*(-144)
= (x - 1)(x - 144)
Added 11/27/2014 9:40:43 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [11/27/2014 9:46:45 PM]
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-7w^3 + 6w^2 - 9w - 21w^2 + 18w - 27
Weegy: -7w^3 + 6w^2 - 9w - 21w^2 + 18w-27 = (-7w^3) + (6w^2 + -21w^2) + (-9w + 18w) + (-27) = -7w^3 - 15w^2 + 9w - 27 (More)
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Updated 11/28/2014 1:56:52 AM
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Select the product of (-6x7y)(x3y5)
Question
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Updated 11/24/2014 6:08:25 AM
1 Answer/Comment
(-6x^7y)(x^3y^5)
= -6x^7*x^3*y^5*y
= -6x^10y^6
Added 11/24/2014 6:08:25 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [11/28/2014 1:57:22 AM], Rated good by andrewpallarca
Select the product of (5x - 4)(5x + 9). 25x2 - 25x - 36 50x - 36 25x2 + 25x - 36 10x + 5
Weegy: (5x + 1)? User: Select the product of (5x - 4)(5x + 9). a. 25x2 - 25x - 36 b. 50x - 36 c. 25x2 + 25x - 36 d. 10x + 5 Weegy: (5x + 1)? User: (x + 4)3 (More)
Question
Updated 11/23/2014 11:37:33 PM
2 Answers/Comments
(5x - 4)(5x + 9)
= 5x*5x - 4*5x + 5x*9 - 4*9
= 25x^2 - 20x + 45x - 36
= 25x^2 + 25x - 36
Added 11/23/2014 11:34:57 PM
This answer has been confirmed as correct and helpful.
Rated good by andrewpallarca, Confirmed by andrewpallarca [11/24/2014 2:10:54 AM]
(x + 4)^3
= (x + 4)(x + 4)(x + 4)
= (x^2 + 8x + 16)(x + 4)
= x^3 + 8x^2 + 16x + 4x^2 + 32x + 64
= x^3 + 12x^2 + 48x + 64
Added 11/23/2014 11:37:33 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [11/24/2014 2:11:40 AM], Rated good by andrewpallarca
the product of (3x - 9)(3x - 9).
Question
Not Answered
Updated 11/24/2014 6:52:32 AM
1 Answer/Comment
(3x - 9)(3x - 9)
= 3x*3x - 9*3x - 3x*9 + (-9)*(-9)
= 9x^2 - 27x - 27x + 81
= 9x^2 - 54x + 81
Added 11/23/2014 11:33:22 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [11/24/2014 6:52:27 AM]
simplify 64w^2 -64w-16w+16
Question
Updated 11/23/2014 6:08:26 PM
1 Answer/Comment
64w^2 - 64w -16w+16
= 64w^2 - 80w + 16
= 16(42^2 - 5w + 1)
= 16(4w - 1)(w - 1)
Added 11/23/2014 6:08:26 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [11/24/2014 5:43:17 AM]
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