4x - 3 = 2x + 7 হলে (x + 1)2 এর মান কত?

A

25

B

16

C

36

D

49

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সমাধান: 
4x - 3 = 2x + 7
⇒ 2x = 10
⇒ x = 5

∴ (x + 1)2 = (5 + 1)2 = 36

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Updated: 1 month ago

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