Question and answer
What is the middle term of the product of (5a - 7)(2a - 1)? -4a -19a -24a
The middle product of (5a - 7)(2a - 1) is -19a. (5a - 7)(2a - 1) = 10a^2 - 5a - 14a + 7 = 10a^2 - 19a + 7
justpretty|Points 1771|
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Asked 4/4/2013 4:05:46 PM
Updated 6/12/2014 4:49:57 AM
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This answer has been confirmed as correct and helpful.
Edited by andrewpallarca [6/12/2014 4:49:55 AM], Confirmed by andrewpallarca [6/12/2014 4:49:57 AM]
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Simplify. (-2)-3 -8 -1/8 1/8 8
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Question
Updated 4/4/2013 9:03:02 PM
1 Answer/Comment
(-2)^-3 = -1/8
Added 4/4/2013 9:03:04 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/12/2014 4:50:12 AM], Rated good by andrewpallarca
Simplify. y^-3
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Question
Updated 4/4/2013 9:03:52 PM
1 Answer/Comment
y^-3 can be simplified as 1/y^3
Added 4/4/2013 9:03:52 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/12/2014 4:50:16 AM], Rated good by andrewpallarca
Simplify 5 + 2{x - 4[3x + 7(2 - x)]}.
Weegy: (3x-2) squared is 9x^2 - 12x + 4. (More)
Question
Updated 4/4/2013 8:58:16 PM
1 Answer/Comment
5 + 2{x - 4[3x + 7(2 - x)]}.
= 5 + 2 [x - 4 (3x + 14 - 7x)]
= 5 + 2 (x - 4 (14 - 4x)]
= 5 + 2 (17x - 56)
= 5 + 34x - 112
= 34x - 107
Added 4/4/2013 8:58:17 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/12/2014 4:50:20 AM], Rated good by andrewpallarca
Factor x2 + xy - 2x - 2y. (x + 2)(x - y) (x + y)(x - 2) (x - y)(x + 2)
Weegy: Factor: x2 + 2x - 15 is (x - 3)(x + 5). (More)
Question
Updated 7/6/2014 3:06:50 PM
1 Answer/Comment
x^2 + xy - 2x - 2y = (x + y)(x - 2)
Added 7/6/2014 3:06:49 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [7/6/2014 3:09:50 PM]
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