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What is the missing coefficient of the x-term of the product (–x – 5)2 after it has been simplified? (–x – 5)2 = x2 + _____x + 25
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What is the missing coefficient of the x-term of the product (–x – 5)2 after it has been simplified?

(–x – 5)2 = x2 + _____x + 25

User DasDave
by
7.9k points

2 Answers

5 votes

Answer:

10

Explanation:

its 10 i did the test

User Mrinal Shukla
by
7.8k points
2 votes
The answer is 10.

(a - b)² = a² + 2ab + b²

(-x - 5)² = (-x)² - 2 * (-x) * 5 + 5²
= x² + 10x + 25
User Avi Siboni
by
8.4k points
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