If-1-2x-1-2-1-2x-1-2-1-2x-1-2-1-2x-y-what-does-x-equals-a-1-2-b-2-4-c-1-d-1-4-

Question Number 18779 by chux last updated on 29/Jul/17

If \frac{1}{2 x} + \frac{1}{2} (\frac{1}{2 x} + \frac{1}{2} (\frac{1}{2 x} + \frac{1}{2} (\frac{1}{2 x} + \dots \dots = y

what does x equals ?

a) 1 / 2

b) 2 / 4

c) 1

d) 1 / 4

Commented by chux last updated on 29/Jul/17

i noticed that too when i tried

to solve it . I was astonished when i

discovered that it had options

which are fractions of numbers .

Commented by dioph last updated on 29/Jul/17

y = \frac{1}{2 x} + \frac{1}{2} y

\frac{1}{2} y = \frac{1}{2 x}

x = \frac{1}{y}, \forall y \neq 0

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