tiahsADorn tiahsADorn

24-05-2016
Mathematics

contestada

Given x varies inversely with y and xy = 2, what is the value of x when y = 1?

a) -1

b) 1/2

c)1

d) 2

Respuesta :

missirandiyosh missirandiyosh

29-05-2016

Answer is (d).

Let's take the constant as K.
x=K. (1/y)----(1)'
K= xy
so; according to the data given above K=2.

Let's substitute K=2 & y=1 to ----(1)'

x=2x (1/1)
x= 2×1
so x = 2... :)

Answer Link

yadiralagunas27 yadiralagunas27

04-05-2020

Answer: d) 2

Step-by-step explanation: EDG 2020

Answer Link

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