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Question: a2-b2=20 ; a+b=5, what is the value of a – b ?
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Question: a2-b2=20 ; a+b=5, what is the value of a – b ?
Question 1: a2-b2=20 ; a+b=5, what is the value of a - b ?
View topic: বিবিধ সমস্যা (Miscellaneous Problem)
3
15
5
4
Source: জাতীয় নিরাপত্তা গোয়েন্দা সংস্থা-(NSI) Assistant Director, Research officer -; Assistant Programmer-০৮.১০.২০২১
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Answer: 4
Explanation:
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