Question and answer
____ is the most common mineral in the human body. (A) silicon (B) magnesium (C) calcium (D) iron
Calcium is the most common mineral in the human body.
sujaysen|Points 3918|
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Asked 3/22/2013 9:51:26 AM
Updated 178 days ago|1/24/2018 6:20:59 AM
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This answer has been confirmed as correct and helpful.
Edited by jeifunk [1/24/2018 6:13:12 AM]
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Simplify: (x - 4)2
Weegy: b(a + b) - a(a - b) is equal to n^2-a^2+2ab or -a^2+2ab+b^2. SOLUTION: b(a + b) - a(a - b) ab+b^2-a^2+ab b^2-a^2+ab+ab n^2-a^2+2ab or -a^2+2ab+b^2 User: Simplify: (x - 4)^2. (A)x^2 - 16 (B) x^2 - 8 (C) x^2 - 8x + 16 (D) x2 - 16x + 8^ (More)
Question
Not Answered
Updated 7/2/2014 8:40:19 PM
1 Answer/Comment
(x - 4)^2 = (x - 4)(x - 4) = x^2 - 4x - 4x + 16 = x^2 - 8x + 16
Added 7/2/2014 8:40:17 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [7/4/2014 4:57:36 PM]
Simplify: (5x - 10)2
Weegy: (5x - 10)^2 = 25x^2 - 100x + 100 (More)
Question
Expert Answered
Updated 3/7/2016 9:27:53 AM
0 Answers/Comments
Which description best fits the number one? (A) prime (B) composite (C) neither
Question
Expert Answered
Updated 1/4/2016 4:22:09 AM
1 Answer/Comment
Number one (1) is NEITHER prime nor composite.
Added 1/4/2016 4:22:09 AM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [1/4/2016 10:54:53 AM]
Simplify: (5x - 10)2
Weegy: (5x - 10)^2 = (5x - 10)(5x - 10) = 25x^2 - 50x - 50x + 100 = 25x^2 - 100x + 100 User: Multiply: (m + 7) (m - 7). (More)
Question
Not Answered
Updated 6/16/2014 12:03:19 PM
1 Answer/Comment
(m + 7) (m - 7)

= m^2 - 7m + 7m - 49

= m^2 - 49
Added 6/16/2014 12:03:19 PM
This answer has been confirmed as correct and helpful.
Multiply: (m + 7) (m - 7).
Weegy: (m + 7) (m - 7) = m^2 - 49 (More)
Question
Expert Answered
Updated 3/25/2014 1:54:18 PM
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