Question

if x and y are two numbers and their hcf and lcm are respectively 3 and 105 . and if x+y=36 than what will be 1/x+1/y=?

Answer 1

hey dear your answer is here.

xy=3×105=315
x+y = 36

now 1/x+1/y = (x+y)/xy =36/315 = 12/105 = 4/35

Answer 2

Hope this helps you....✌