The sum of two numbers is 12 and their product is 35. What is the sum of the reciprocals of these numbers?

Question: The sum of two numbers is 12 and their product is 35. What is the sum of the reciprocals of these numbers?Solution:ধরি,সংখ্যাদ্বয় a ও bপ্রশ্নমতে,a + b = 12ab = 35এখন,1/a + 1/b = (b + a)/ab= (a + b)/ab= 12/35