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Find the square of 7-2v10.​
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18 votes
Find the square of 7-2v10.​

User Mstrthealias
by
6.9k points

1 Answer

4 votes

Answer:

89 - 28v10 = 0.456

Explanation:

(7-2v10)² = 7² - 2*7*2v10 + (2v10)²

(7-2v10)² = 49 -28v10 + 40

(7-2v10)² = 89 - 28v10

User David Gelhar
by
6.2k points
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