Question

sum of reciprocal of rehamans age 3years ago and 5 years from now he is 1/3. find his present age

Answer 1

given data can be math.cally interpreted as:-

$\frac{1}{(x-3)} +\frac{1}{(x+5)} = \frac{1}{3} solving this we get x^{2}-4x-21=0 or (x+3)(x-7) = 0 i.e., x= 7 or -3 Rehaman is seven years old.$

Answer 2

Answer:

Please refer the attachment dear