Test Mode Reading Mode Right = 0 Wrong = 0

বাংলাদেশ নির্বাচন কমিশন ।। অফিস সহায়ক (31-03-2023) || 2023

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২ক

২ক+১

Created: 2 years ago | Updated: 11 months ago
Updated: 11 months ago
Created: 2 years ago | Updated: 1 year ago
Updated: 1 year ago

a2 -2ab +b2

(a+b)(a-b)

(a-b)2+ 4ab

 (a+b)2 - 4ab