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x2 - 2x = 0
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20 May 2018, 13:58
20 May 2018, 13:58
Expert Reply
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Question Stats:
70% (00:17) correct
29% (00:32) wrong based on 24 sessions
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\(x^2 - 2x = 0\)
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Quantity A |
Quantity B |
x |
2 |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Re: x2 - 2x = 0
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27 May 2018, 19:43
27 May 2018, 19:43
sandy wrote:
\(x^2 - 2x = 0\)
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Quantity A |
Quantity B |
x |
2 |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Hello Sandy, but if we assume x = -2, the answer for A will be 4. Why is D the answer?
Re: x2 - 2x = 0
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27 May 2018, 22:54
27 May 2018, 22:54
Expert Reply
Emike56 wrote:
sandy wrote:
\(x^2 - 2x = 0\)
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Quantity A |
Quantity B |
x |
2 |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Hello Sandy, but if we assume x = -2, the answer for A will be 4. Why is D the answer?
If you assume x=-2 then Quanity A is -2.
Also\(x^2 - 2x = 0\) is not satified by -2. So make no sense to assume x=-2.
