2a +1
2a-1
1
-1
Source: প্রাথমিক বিদ্যালয় সহকারী শিক্ষক নিয়োগ -2019-(৩য় ধাপ-৩৬৯৭-03) (21-06-2019)
Answer: 2a-1
Explanation:
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বাংলা অনুবাদ
খেলাধুলা ও বিনোদন
ধ্বনি, বর্ণ ও ধ্বনি পরিবর্তন
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মানুষিক দক্ষতা
সময়, দূরত্ব ও গতিবেগ (Time, distance & speed)
ভূগোল, পরিবেশ ও দুর্যোগ ব্যবস্থাপনা
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