Subject
Bank Exam
Topic
Janata Bank 2012 Executive Officer(EO)
If a-b=3 and a2+b2=29, find the value of ab.
If a-b=3 and a2+b2=29, find the value of ab.
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10খ)
12গ)
15ঘ)
18Explanation
a-b=3 (a-b)2 = 9 a2+b2- 2ab =9 29-2ab=9 ab =20/2=10Related questions
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