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Write the coefficient of x² in …

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Write the coefficient of x² in the expansion of (x-2)²

Posted by Shruti S 5 years, 2 months ago

CBSE > Class 09 > Mathematics

5 answers

Aditya Bhattal 5 years, 2 months ago

1

No Name Unknown 5 years, 2 months ago

1

Pranav Susar 5 years, 2 months ago

1

Yogita Ingle 5 years, 2 months ago

(x-2)² = x² - 2 (x)(2) + (2)²

= x²- 4x + 4

So, the coefficient of x² in the expansion of (x-2)² is 1.

Gk Vikreta 5 years, 2 months ago

1

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