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

Otras preguntas

Carol learned in her psychology class that when she feels down she should take a brisk walk with a smile and look straight ahead. Carol has learned about ______

Hayden found out that he is HIV seropositive during his last general checkup. However, Hayden has not experienced any of the symptoms that indicate the onset of

Help pls I’m super confused

what is the measure if each angle?

State the explicit form of the pattern: 4, 9, 14, 19, ... A) an = n + 5 B) an = 2n - 5 C) an = 2n - 1 D) an = 5n - 1

is gas powered lawn mower a simple machine

The ________ department is where the advertising is developed from idea to ad. It involves copywriting, graphic design, and often the actual production of the p

Who fought in the French and Indian War? Why?

What are hypotheses suggesting why urban children have more food allergies than children from rural areas? Select the TWO answers that are correct.

Polonium-209, an alpha emitter, has a half-life of 102 years.How many alpha particles are emitted in 1.0 s from a 1.0 ngsample of 209Po?