Math, asked by sopanpatil9623297704, 3 months ago

$20x { + 13x - 21}^{2}$
20 एक्स स्क्वायर प्लस 30 एक्स माइनस ट्वेंटी वन

Answers

Answered by vanshbindal97

0

1. 20x + 13x - 21²

23x - 441

2. 20x² + 30x - 21

Pls mark me as brainliest.

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