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PLEASE HELP An unknown polynomial is added to the expression - 3x³ + 2x-5 and the resulting sum is 4x³ + 7x² - 3. What is the unknown polynomial?

PLEASE HELP An unknown polynomial is added to the expression - 3x³ + 2x-5 and the resulting sum is 4x³ + 7x² - 3. What is the unknown polynomial?
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4 votes
PLEASE HELP

An unknown polynomial is added to the expression - 3x³ + 2x-5 and the resulting sum is 4x³ + 7x² - 3. What is the unknown polynomial?

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User Jedivader
by
8.3k points

1 Answer

6 votes

Answer:

7x³ + 7x² + 2x - 8

Explanation:

answered
User Yegor Babarykin
by
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