Question
3. Numbers \( a \) and \( b \) are located to the
left of \( c \) on a number line. Select all
the inequalities that could be true.
(A) \( a
Ask by Rogers Logan. in the United States
Jan 22,2025
Ask by Rogers Logan. in the United States
Jan 22,2025
Real Tutor Solution
Tutor-Verified Answer
Answer
The inequalities that could be true are:
- (A) \( a < b < c \)
- (D) \( a = b \) and \( b < c \)
- (E) \( b < a < c \)
Solution
To determine which inequalities could be true given that numbers \( a \) and \( b \) are located to the left of \( c \) on a number line, we need to understand the implications of their positions.
Since \( a \) and \( b \) are both to the left of \( c \), we can conclude that:
- \( a < c \)
- \( b < c \)
Now, let's analyze each option:
(A) \( a < b < c \): This is possible if \( a \) is less than \( b \), and both are less than \( c \). This inequality could be true.
(B) \( b < c < a \): This is not possible because \( c \) cannot be to the left of \( a \) if both \( a \) and \( b \) are to the left of \( c \). This inequality cannot be true.
(C) \( c < a < b \): This is also not possible for the same reason as option B. This inequality cannot be true.
(D) \( a = b \) and \( b < c \): This is possible. If \( a \) and \( b \) are equal and both are less than \( c \), this inequality could be true.
(E) \( b < a < c \): This is possible if \( b \) is less than \( a \), and both are less than \( c \). This inequality could be true.
Based on this analysis, the inequalities that could be true are:
- (A) \( a < b < c \)
- (D) \( a = b \) and \( b < c \)
- (E) \( b < a < c \)
Thus, the correct answers are (A), (D), and (E).
Reviewed and approved by the UpStudy tutoring team
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Bonus Knowledge
To solve this problem, we need to remember that \( a \) and \( b \) are both to the left of \( c \) on the number line, which means that \( a \) and \( b \) have values less than \( c \). Now, let's analyze each option: (A) \( a