Question

a difference between a number and its reciprocal is 3 . what is the number ?

Answer 1

Answer:

$(3 + \sqrt{13} ) ÷ 2$

$(3 - \sqrt{13} ) \div 2$

Step-by-step explanation:

x^2 - 1 = 3x

x^2 - 3x - 1 = 0

on solving above quadratic equation

we will get above two numbers