Mathematics

Expand (5x - 3y - 2)2

Expansions

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Answer

Given,

⇒ (5x - 3y - 2)2

Expanding,

⇒ (5x - 3y - 2)(5x - 3y - 2)

⇒ 25x2 - 15xy - 10x - 15xy + 9y2 + 6y - 10x + 6y + 4

⇒ 25x2 + 9y2 - 30xy - 20x + 12y + 4.

Hence, (5x - 3y - 2)2 = 25x2 + 9y2 - 30xy - 20x + 12y + 4.

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