Mathematics
Mathematics, 24.10.2021 19:00, alexander1093

Sahib tried four different solutions to the matching problem. Which of his four answers is correct? Simplified Expression
Expression
2 a squared minus 8 a + 7
3 a squared + 5 a minus 1 minus 5 a squared minus 3 a + 8
2 a squared minus 3 a + 7
3 a squared + 4 a + 6 minus a squared minus 7 a + 1
Negative 2 a squared minus 4 a + 7
Negative 7 a squared minus 9 a + 4 + 5 a squared + 5 a + 3
Negative 2 a squared + 2 a + 7
a squared minus 6 a + 2 + a squared minus 2 a + 5

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Sahib tried four different solutions to the matching problem. Which of his four answers is correct?...

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