Math, asked by googlsay0, 1 day ago

Ek Uttar Lens ki focus Doori 20 cm hai is length se Kitni Duri par koi Vastu Rakhi Chai Ki uska Vastu se dugana pratibimb bane jabki pratibimb abhasi ho

Answers

Answered by Ankur0505

6

Step-by-step explanation:

(3a+1/3a-2)^2

pls solve this using expansions

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