The table represents the responses received when high school students were asked about their job status. Given that a student is
2 answers:
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C=2
r
A=r<span>²
C=2</span>r=58
2r=58
r=29
A=r<span>²
A=29</span><span>²</span>
A=841
A=
C=2</span>
2r=58
r=29
A=
A=29</span><span>²</span>
A=841
For this case we must simplify the following expression:
We must add similar terms taking into account that:
- Equal signs are added and the same sign is placed.
- Different signs are subtracted and the major sign is placed.
Thus, the simplified expression is:
Answer: