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What must be subtracted from a3 – 4a2 + 7a – 6 to obtain a2 – 5a + 2?

  • a)
    a3 – 5a2 + 12a – 8

  • b)
    a3 – 4a2 + 2a + 8

  • c)
    a3 – 5a2 – 12a + 8

  • d)
    None of these

Correct answer is option 'A'. Can you explain this answer?
Verified Answer
What must be subtracted from a3 – 4a2 + 7a – 6 to obtain a...
(a3 – 4a2 + 7a – 6) – K = a2 –5a + 2

K = a3 – 4a2 + 7a – 6 – a2 –5a – 2

a3 – 5a2 + 12a – 8
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Most Upvoted Answer
What must be subtracted from a3 – 4a2 + 7a – 6 to obtain a...
In order to subtract from a3, we need another number to subtract with. Please provide the number you want to subtract from a3.
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