x3 - y3 = 513 এবং x - y = 3 হলে xy -এর মান কত ?
Solution
Correct Answer: Option C
x3 - y3 = (x-y)3 + 3xy(x-y) 513 = 33 +3xy.3
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x3 - y3 = 513 এবং x - y = 3 হলে xy -এর মান কত ?
Correct Answer: Option C
x3 - y3 = (x-y)3 + 3xy(x-y) 513 = 33 +3xy.3
Download our app for free and access thousands of MCQ questions with detailed solutions